3125976775979 has 2 divisors, whose sum is σ = 3125976775980. Its totient is φ = 3125976775978.

The previous prime is 3125976775969. The next prime is 3125976775981. The reversal of 3125976775979 is 9795776795213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3125976775979 - 2²⁰ = 3125975727403 is a prime.

Together with 3125976775981, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3125976775969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1562988387989 + 1562988387990.

It is an arithmetic number, because the mean of its divisors is an integer number (1562988387990).

Almost surely, 2^{3125976775979} is an apocalyptic number.

3125976775979 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125976775979 is an equidigital number, since it uses as much as digits as its factorization.

3125976775979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1575296100, while the sum is 77.

The spelling of 3125976775979 in words is "three trillion, one hundred twenty-five billion, nine hundred seventy-six million, seven hundred seventy-five thousand, nine hundred seventy-nine".