325114781 has 2 divisors, whose sum is σ = 325114782. Its totient is φ = 325114780.

The previous prime is 325114739. The next prime is 325114799. The reversal of 325114781 is 187411523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233050756 + 92064025 = 15266^2 + 9595^2 .

It is a cyclic number.

It is not a de Polignac number, because 325114781 - 2²² = 320920477 is a prime.

It is a super-2 number, since 2×325114781² = 211399241649355922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325114711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162557390 + 162557391.

It is an arithmetic number, because the mean of its divisors is an integer number (162557391).

Almost surely, 2^325114781 is an apocalyptic number.

It is an amenable number.

325114781 is a deficient number, since it is larger than the sum of its proper divisors (1).

325114781 is an equidigital number, since it uses as much as digits as its factorization.

325114781 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 32.

The square root of 325114781 is about 18030.9395484539. The cubic root of 325114781 is about 687.6153633846.

The spelling of 325114781 in words is "three hundred twenty-five million, one hundred fourteen thousand, seven hundred eighty-one".