325445137 has 2 divisors, whose sum is σ = 325445138. Its totient is φ = 325445136.

The previous prime is 325445119. The next prime is 325445171. The reversal of 325445137 is 731544523.

It is an a-pointer prime, because the next prime (325445171) can be obtained adding 325445137 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309795201 + 15649936 = 17601^2 + 3956^2 .

It is a cyclic number.

It is not a de Polignac number, because 325445137 - 2²⁷ = 191227409 is a prime.

It is not a weakly prime, because it can be changed into another prime (325443137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162722568 + 162722569.

It is an arithmetic number, because the mean of its divisors is an integer number (162722569).

Almost surely, 2^325445137 is an apocalyptic number.

It is an amenable number.

325445137 is a deficient number, since it is larger than the sum of its proper divisors (1).

325445137 is an equidigital number, since it uses as much as digits as its factorization.

325445137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 34.

The square root of 325445137 is about 18040.0980318844. The cubic root of 325445137 is about 687.8481847118.

The spelling of 325445137 in words is "three hundred twenty-five million, four hundred forty-five thousand, one hundred thirty-seven".