325056553 has 2 divisors, whose sum is σ = 325056554. Its totient is φ = 325056552.

The previous prime is 325056527. The next prime is 325056577. The reversal of 325056553 is 355650523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319980544 + 5076009 = 17888^2 + 2253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325056553 is a prime.

It is equal to p_17533258 and since 325056553 and 17533258 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (325056253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162528276 + 162528277.

It is an arithmetic number, because the mean of its divisors is an integer number (162528277).

Almost surely, 2^325056553 is an apocalyptic number.

It is an amenable number.

325056553 is a deficient number, since it is larger than the sum of its proper divisors (1).

325056553 is an equidigital number, since it uses as much as digits as its factorization.

325056553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67500, while the sum is 34.

The square root of 325056553 is about 18029.3248071025. The cubic root of 325056553 is about 687.5743103368.

The spelling of 325056553 in words is "three hundred twenty-five million, fifty-six thousand, five hundred fifty-three".