531432234097 has 2 divisors, whose sum is σ = 531432234098. Its totient is φ = 531432234096.

The previous prime is 531432234031. The next prime is 531432234139. The reversal of 531432234097 is 790432234135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 526366211121 + 5066022976 = 725511^2 + 71176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531432234097 is a prime.

It is not a weakly prime, because it can be changed into another prime (531432234007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265716117048 + 265716117049.

It is an arithmetic number, because the mean of its divisors is an integer number (265716117049).

Almost surely, 2^531432234097 is an apocalyptic number.

It is an amenable number.

531432234097 is a deficient number, since it is larger than the sum of its proper divisors (1).

531432234097 is an equidigital number, since it uses as much as digits as its factorization.

531432234097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 531432234097 in words is "five hundred thirty-one billion, four hundred thirty-two million, two hundred thirty-four thousand, ninety-seven".