40451552131 has 2 divisors, whose sum is σ = 40451552132. Its totient is φ = 40451552130.

The previous prime is 40451552111. The next prime is 40451552137. The reversal of 40451552131 is 13125515404.

40451552131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40451552131 - 2²⁷ = 40317334403 is a prime.

It is a super-2 number, since 2×40451552131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40451552093 and 40451552102.

It is not a weakly prime, because it can be changed into another prime (40451552137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20225776065 + 20225776066.

It is an arithmetic number, because the mean of its divisors is an integer number (20225776066).

Almost surely, 2^40451552131 is an apocalyptic number.

40451552131 is a deficient number, since it is larger than the sum of its proper divisors (1).

40451552131 is an equidigital number, since it uses as much as digits as its factorization.

40451552131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 40451552131 in words is "forty billion, four hundred fifty-one million, five hundred fifty-two thousand, one hundred thirty-one".