3121574063 has 2 divisors, whose sum is σ = 3121574064. Its totient is φ = 3121574062.

The previous prime is 3121574059. The next prime is 3121574069. The reversal of 3121574063 is 3604751213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3121574063 - 2² = 3121574059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3121574069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560787031 + 1560787032.

It is an arithmetic number, because the mean of its divisors is an integer number (1560787032).

Almost surely, 2^3121574063 is an apocalyptic number.

3121574063 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121574063 is an equidigital number, since it uses as much as digits as its factorization.

3121574063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3121574063 is about 55871.0485224682. The cubic root of 3121574063 is about 1461.4744070522.

The spelling of 3121574063 in words is "three billion, one hundred twenty-one million, five hundred seventy-four thousand, sixty-three".