431432234137 has 2 divisors, whose sum is σ = 431432234138. Its totient is φ = 431432234136.

The previous prime is 431432234131. The next prime is 431432234143. The reversal of 431432234137 is 731432234134.

It is a balanced prime because it is at equal distance from previous prime (431432234131) and next prime (431432234143).

It can be written as a sum of positive squares in only one way, i.e., 289620490896 + 141811743241 = 538164^2 + 376579^2 .

It is a cyclic number.

It is not a de Polignac number, because 431432234137 - 2³⁵ = 397072495769 is a prime.

It is a super-2 number, since 2×431432234137² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431432234096 and 431432234105.

It is not a weakly prime, because it can be changed into another prime (431432234131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215716117068 + 215716117069.

It is an arithmetic number, because the mean of its divisors is an integer number (215716117069).

Almost surely, 2^431432234137 is an apocalyptic number.

It is an amenable number.

431432234137 is a deficient number, since it is larger than the sum of its proper divisors (1).

431432234137 is an equidigital number, since it uses as much as digits as its factorization.

431432234137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 37.

The spelling of 431432234137 in words is "four hundred thirty-one billion, four hundred thirty-two million, two hundred thirty-four thousand, one hundred thirty-seven".