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1451420053 = 3739227569
BaseRepresentation
bin101011010000010…
…1110100110010101
310202011002210000021
41112200232212111
510433030420203
6400004545141
750652603226
oct12640564625
93664083007
101451420053
1168531a406
123460b21b1
131a1913345
14daa9924d
15876505bd
hex5682e995

1451420053 has 4 divisors (see below), whose sum is σ = 1490647660. Its totient is φ = 1412192448.

The previous prime is 1451420029. The next prime is 1451420063. The reversal of 1451420053 is 3500241541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 894129604 + 557290449 = 29902^2 + 23607^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451420053 - 213 = 1451411861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451420063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19613748 + ... + 19613821.

It is an arithmetic number, because the mean of its divisors is an integer number (372661915).

Almost surely, 21451420053 is an apocalyptic number.

It is an amenable number.

1451420053 is a deficient number, since it is larger than the sum of its proper divisors (39227607).

1451420053 is an equidigital number, since it uses as much as digits as its factorization.

1451420053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39227606.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1451420053 is about 38097.5071756670. The cubic root of 1451420053 is about 1132.2205670604.

Adding to 1451420053 its reverse (3500241541), we get a palindrome (4951661594).

The spelling of 1451420053 in words is "one billion, four hundred fifty-one million, four hundred twenty thousand, fifty-three".

Divisors: 1 37 39227569 1451420053