325442432531 has 2 divisors, whose sum is σ = 325442432532. Its totient is φ = 325442432530.

The previous prime is 325442432507. The next prime is 325442432533. The reversal of 325442432531 is 135234244523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 325442432531 - 2⁶ = 325442432467 is a prime.

It is a super-2 number, since 2×325442432531² (a number of 24 digits) contains 22 as substring.

Together with 325442432533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (325442432533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162721216265 + 162721216266.

It is an arithmetic number, because the mean of its divisors is an integer number (162721216266).

Almost surely, 2^325442432531 is an apocalyptic number.

325442432531 is a deficient number, since it is larger than the sum of its proper divisors (1).

325442432531 is an equidigital number, since it uses as much as digits as its factorization.

325442432531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 38.

The spelling of 325442432531 in words is "three hundred twenty-five billion, four hundred forty-two million, four hundred thirty-two thousand, five hundred thirty-one".