1157099 has 2 divisors, whose sum is σ = 1157100. Its totient is φ = 1157098.

The previous prime is 1157077. The next prime is 1157111. The reversal of 1157099 is 9907511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1157059) 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, 578549 + 578550.

It is an arithmetic number, because the mean of its divisors is an integer number (578550).

2^1157099 is an apocalyptic number.

1157099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157099 is an equidigital number, since it uses as much as digits as its factorization.

1157099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835, while the sum is 32.

The square root of 1157099 is about 1075.6853629198. The cubic root of 1157099 is about 104.9840943405.

The spelling of 1157099 in words is "one million, one hundred fifty-seven thousand, ninety-nine".