325129491277 has 2 divisors, whose sum is σ = 325129491278. Its totient is φ = 325129491276.

The previous prime is 325129491263. The next prime is 325129491347. The reversal of 325129491277 is 772194921523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244366103556 + 80763387721 = 494334^2 + 284189^2 .

It is a cyclic number.

It is not a de Polignac number, because 325129491277 - 2¹⁵ = 325129458509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325129491257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162564745638 + 162564745639.

It is an arithmetic number, because the mean of its divisors is an integer number (162564745639).

Almost surely, 2^325129491277 is an apocalyptic number.

It is an amenable number.

325129491277 is a deficient number, since it is larger than the sum of its proper divisors (1).

325129491277 is an equidigital number, since it uses as much as digits as its factorization.

325129491277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 52.

The spelling of 325129491277 in words is "three hundred twenty-five billion, one hundred twenty-nine million, four hundred ninety-one thousand, two hundred seventy-seven".