431264214532139 has 2 divisors, whose sum is σ = 431264214532140. Its totient is φ = 431264214532138.

The previous prime is 431264214532117. The next prime is 431264214532157. The reversal of 431264214532139 is 931235412462134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431264214532139 - 2⁴⁴ = 413672028487723 is a prime.

It is a super-2 number, since 2×431264214532139² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (431264214532439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215632107266069 + 215632107266070.

It is an arithmetic number, because the mean of its divisors is an integer number (215632107266070).

Almost surely, 2^{431264214532139} is an apocalyptic number.

431264214532139 is a deficient number, since it is larger than the sum of its proper divisors (1).

431264214532139 is an equidigital number, since it uses as much as digits as its factorization.

431264214532139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 50.

The spelling of 431264214532139 in words is "four hundred thirty-one trillion, two hundred sixty-four billion, two hundred fourteen million, five hundred thirty-two thousand, one hundred thirty-nine".