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1401130841 = 11187967789
BaseRepresentation
bin101001110000011…
…1000111101011001
310121122110211011212
41103200320331121
510332142141331
6351011032505
746502262365
oct12340707531
93548424155
101401130841
116599a1380
1233129b735
13194386406
14d41282a5
1583019d2b
hex53838f59

1401130841 has 8 divisors (see below), whose sum is σ = 1529342400. Its totient is φ = 1273058640.

The previous prime is 1401130811. The next prime is 1401130849. The reversal of 1401130841 is 1480311041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1401130841 - 214 = 1401114457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401130849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13226 + ... + 54563.

It is an arithmetic number, because the mean of its divisors is an integer number (191167800).

Almost surely, 21401130841 is an apocalyptic number.

1401130841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1401130841 is a deficient number, since it is larger than the sum of its proper divisors (128211559).

1401130841 is a wasteful number, since it uses less digits than its factorization.

1401130841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69679.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 1401130841 is about 37431.6823159206. The cubic root of 1401130841 is about 1118.9900656195.

Adding to 1401130841 its reverse (1480311041), we get a palindrome (2881441882).

The spelling of 1401130841 in words is "one billion, four hundred one million, one hundred thirty thousand, eight hundred forty-one".

Divisors: 1 11 1879 20669 67789 745679 127375531 1401130841