1157418859 has 2 divisors, whose sum is σ = 1157418860. Its totient is φ = 1157418858.

The previous prime is 1157418853. The next prime is 1157418901. The reversal of 1157418859 is 9588147511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157418859 - 2⁹ = 1157418347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1157418853) 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 as a sum of consecutive naturals, namely, 578709429 + 578709430.

It is an arithmetic number, because the mean of its divisors is an integer number (578709430).

Almost surely, 2^1157418859 is an apocalyptic number.

1157418859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157418859 is an equidigital number, since it uses as much as digits as its factorization.

1157418859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 49.

The square root of 1157418859 is about 34020.8591749238. The cubic root of 1157418859 is about 1049.9376709789.

The spelling of 1157418859 in words is "one billion, one hundred fifty-seven million, four hundred eighteen thousand, eight hundred fifty-nine".