1123370157 has 32 divisors (see below), whose sum is σ = 1902960640. Its totient is φ = 573428160.

The previous prime is 1123370147. The next prime is 1123370159. The reversal of 1123370157 is 7510733211.

It is not a de Polignac number, because 1123370157 - 2¹² = 1123366061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123370159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57907 + ... + 74832.

It is an arithmetic number, because the mean of its divisors is an integer number (59467520).

Almost surely, 2^1123370157 is an apocalyptic number.

It is an amenable number.

1123370157 is a deficient number, since it is larger than the sum of its proper divisors (779590483).

1123370157 is a wasteful number, since it uses less digits than its factorization.

1123370157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132793.

The product of its (nonzero) digits is 4410, while the sum is 30.

The square root of 1123370157 is about 33516.7145913796. The cubic root of 1123370157 is about 1039.5394154422.

The spelling of 1123370157 in words is "one billion, one hundred twenty-three million, three hundred seventy thousand, one hundred fifty-seven".