6132156401 has 20 divisors (see below), whose sum is σ = 7400522100. Its totient is φ = 5074830432.

The previous prime is 6132156367. The next prime is 6132156413. The reversal of 6132156401 is 1046512316.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4208895376 + 1923261025 = 64876^2 + 43855^2 .

It is not a de Polignac number, because 6132156401 - 2²² = 6127962097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6132156451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25595 + ... + 113663.

It is an arithmetic number, because the mean of its divisors is an integer number (370026105).

Almost surely, 2^6132156401 is an apocalyptic number.

It is an amenable number.

6132156401 is a deficient number, since it is larger than the sum of its proper divisors (1268365699).

6132156401 is an frugal number, since it uses more digits than its factorization.

6132156401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88126 (or 88105 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6132156401 is about 78308.0864342885. The cubic root of 6132156401 is about 1830.3651615852.

Adding to 6132156401 its reverse (1046512316), we get a palindrome (7178668717).

The spelling of 6132156401 in words is "six billion, one hundred thirty-two million, one hundred fifty-six thousand, four hundred one".