1157289023939 has 2 divisors, whose sum is σ = 1157289023940. Its totient is φ = 1157289023938.

The previous prime is 1157289023923. The next prime is 1157289023971. The reversal of 1157289023939 is 9393209827511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157289023939 - 2⁴ = 1157289023923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1157289023239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578644511969 + 578644511970.

It is an arithmetic number, because the mean of its divisors is an integer number (578644511970).

Almost surely, 2^{1157289023939} is an apocalyptic number.

1157289023939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157289023939 is an equidigital number, since it uses as much as digits as its factorization.

1157289023939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 59.

The spelling of 1157289023939 in words is "one trillion, one hundred fifty-seven billion, two hundred eighty-nine million, twenty-three thousand, nine hundred thirty-nine".