1157958479 has 2 divisors, whose sum is σ = 1157958480. Its totient is φ = 1157958478.

The previous prime is 1157958467. The next prime is 1157958493. The reversal of 1157958479 is 9748597511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157958479 - 2⁴ = 1157958463 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157958409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578979239 + 578979240.

It is an arithmetic number, because the mean of its divisors is an integer number (578979240).

Almost surely, 2^1157958479 is an apocalyptic number.

1157958479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157958479 is an equidigital number, since it uses as much as digits as its factorization.

1157958479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3175200, while the sum is 56.

The square root of 1157958479 is about 34028.7889734560. The cubic root of 1157958479 is about 1050.1008154144.

The spelling of 1157958479 in words is "one billion, one hundred fifty-seven million, nine hundred fifty-eight thousand, four hundred seventy-nine".