3126976457 has 4 divisors (see below), whose sum is σ = 3411247056. Its totient is φ = 2842705860.

The previous prime is 3126976441. The next prime is 3126976483. The reversal of 3126976457 is 7546796213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3126976457 - 2⁴ = 3126976441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3126976057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142135283 + ... + 142135304.

It is an arithmetic number, because the mean of its divisors is an integer number (852811764).

Almost surely, 2^3126976457 is an apocalyptic number.

It is an amenable number.

3126976457 is a deficient number, since it is larger than the sum of its proper divisors (284270599).

3126976457 is a wasteful number, since it uses less digits than its factorization.

3126976457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284270598.

The product of its digits is 1905120, while the sum is 50.

The square root of 3126976457 is about 55919.3746120251. The cubic root of 3126976457 is about 1462.3170278996.

The spelling of 3126976457 in words is "three billion, one hundred twenty-six million, nine hundred seventy-six thousand, four hundred fifty-seven".