3163125604321 has 2 divisors, whose sum is σ = 3163125604322. Its totient is φ = 3163125604320.

The previous prime is 3163125604277. The next prime is 3163125604399. The reversal of 3163125604321 is 1234065213613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2912019383296 + 251106221025 = 1706464^2 + 501105^2 .

It is a cyclic number.

It is not a de Polignac number, because 3163125604321 - 2⁷ = 3163125604193 is a prime.

It is a super-2 number, since 2×3163125604321² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3163125604621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581562802160 + 1581562802161.

It is an arithmetic number, because the mean of its divisors is an integer number (1581562802161).

Almost surely, 2^{3163125604321} is an apocalyptic number.

It is an amenable number.

3163125604321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3163125604321 is an equidigital number, since it uses as much as digits as its factorization.

3163125604321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 3163125604321 in words is "three trillion, one hundred sixty-three billion, one hundred twenty-five million, six hundred four thousand, three hundred twenty-one".