1154093157 has 32 divisors (see below), whose sum is σ = 1983206400. Its totient is φ = 649631664.

The previous prime is 1154093153. The next prime is 1154093167. The reversal of 1154093157 is 7513904511.

It is a happy number.

1154093157 is a `hidden beast` number, since 11 + 540 + 93 + 15 + 7 = 666.

It is not a de Polignac number, because 1154093157 - 2² = 1154093153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154093153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32907 + ... + 58232.

It is an arithmetic number, because the mean of its divisors is an integer number (61975200).

Almost surely, 2^1154093157 is an apocalyptic number.

It is an amenable number.

1154093157 is a deficient number, since it is larger than the sum of its proper divisors (829113243).

1154093157 is an equidigital number, since it uses as much as digits as its factorization.

1154093157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91222 (or 91216 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 1154093157 is about 33971.9466177610. The cubic root of 1154093157 is about 1048.9310836243.

Adding to 1154093157 its reverse (7513904511), we get a palindrome (8667997668).

The spelling of 1154093157 in words is "one billion, one hundred fifty-four million, ninety-three thousand, one hundred fifty-seven".