1156353964979 has 2 divisors, whose sum is σ = 1156353964980. Its totient is φ = 1156353964978.

The previous prime is 1156353964933. The next prime is 1156353964991. The reversal of 1156353964979 is 9794693536511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1156353964979 - 2⁸ = 1156353964723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1156353964279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578176982489 + 578176982490.

It is an arithmetic number, because the mean of its divisors is an integer number (578176982490).

Almost surely, 2^{1156353964979} is an apocalyptic number.

1156353964979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156353964979 is an equidigital number, since it uses as much as digits as its factorization.

1156353964979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165337200, while the sum is 68.

The spelling of 1156353964979 in words is "one trillion, one hundred fifty-six billion, three hundred fifty-three million, nine hundred sixty-four thousand, nine hundred seventy-nine".