400423141131 has 24 divisors (see below), whose sum is σ = 586754510400. Its totient is φ = 242736395616.

The previous prime is 400423141117. The next prime is 400423141169. The reversal of 400423141131 is 131141324004.

It is not a de Polignac number, because 400423141131 - 2⁵ = 400423141099 is a prime.

It is a super-2 number, since 2×400423141131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400423142131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5859981 + ... + 5927918.

It is an arithmetic number, because the mean of its divisors is an integer number (24448104600).

Almost surely, 2^400423141131 is an apocalyptic number.

400423141131 is a deficient number, since it is larger than the sum of its proper divisors (186331369269).

400423141131 is a wasteful number, since it uses less digits than its factorization.

400423141131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11787995 (or 11787982 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 400423141131 its reverse (131141324004), we get a palindrome (531564465135).

The spelling of 400423141131 in words is "four hundred billion, four hundred twenty-three million, one hundred forty-one thousand, one hundred thirty-one".