1157001799 has 2 divisors, whose sum is σ = 1157001800. Its totient is φ = 1157001798.

The previous prime is 1157001779. The next prime is 1157001851. The reversal of 1157001799 is 9971007511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1157001799 - 2⁵ = 1157001767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157001749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578500899 + 578500900.

It is an arithmetic number, because the mean of its divisors is an integer number (578500900).

Almost surely, 2^1157001799 is an apocalyptic number.

1157001799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157001799 is an equidigital number, since it uses as much as digits as its factorization.

1157001799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19845, while the sum is 40.

The square root of 1157001799 is about 34014.7291478265. The cubic root of 1157001799 is about 1049.8115456188.

The spelling of 1157001799 in words is "one billion, one hundred fifty-seven million, one thousand, seven hundred ninety-nine".