1451045201 has 4 divisors (see below), whose sum is σ = 1451390004. Its totient is φ = 1450700400.

The previous prime is 1451045177. The next prime is 1451045203. The reversal of 1451045201 is 1025401541.

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 1285150801 + 165894400 = 35849^2 + 12880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1451045201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1451045203) 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, 166010 + ... + 174531.

It is an arithmetic number, because the mean of its divisors is an integer number (362847501).

Almost surely, 2^1451045201 is an apocalyptic number.

It is an amenable number.

1451045201 is a deficient number, since it is larger than the sum of its proper divisors (344803).

1451045201 is an equidigital number, since it uses as much as digits as its factorization.

1451045201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344802.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1451045201 is about 38092.5872185127. The cubic root of 1451045201 is about 1132.1230874264.

Adding to 1451045201 its reverse (1025401541), we get a palindrome (2476446742).

The spelling of 1451045201 in words is "one billion, four hundred fifty-one million, forty-five thousand, two hundred one".