325655653 has 2 divisors, whose sum is σ = 325655654. Its totient is φ = 325655652.

The previous prime is 325655647. The next prime is 325655657. The reversal of 325655653 is 356556523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185422689 + 140232964 = 13617^2 + 11842^2 .

It is a cyclic number.

It is not a de Polignac number, because 325655653 - 2²⁵ = 292101221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325655657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162827826 + 162827827.

It is an arithmetic number, because the mean of its divisors is an integer number (162827827).

Almost surely, 2^325655653 is an apocalyptic number.

It is an amenable number.

325655653 is a deficient number, since it is larger than the sum of its proper divisors (1).

325655653 is an equidigital number, since it uses as much as digits as its factorization.

325655653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 405000, while the sum is 40.

The square root of 325655653 is about 18045.9317576012. The cubic root of 325655653 is about 687.9964655544.

The spelling of 325655653 in words is "three hundred twenty-five million, six hundred fifty-five thousand, six hundred fifty-three".