1123526730157 has 32 divisors (see below), whose sum is σ = 1258169923584. Its totient is φ = 996280473600.

The previous prime is 1123526730149. The next prime is 1123526730223. The reversal of 1123526730157 is 7510376253211.

It is a cyclic number.

It is not a de Polignac number, because 1123526730157 - 2³ = 1123526730149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123526790157) 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, 51205093 + ... + 51227029.

It is an arithmetic number, because the mean of its divisors is an integer number (39317810112).

Almost surely, 2^{1123526730157} is an apocalyptic number.

It is an amenable number.

1123526730157 is a deficient number, since it is larger than the sum of its proper divisors (134643193427).

1123526730157 is a wasteful number, since it uses less digits than its factorization.

1123526730157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22909.

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 1123526730157 in words is "one trillion, one hundred twenty-three billion, five hundred twenty-six million, seven hundred thirty thousand, one hundred fifty-seven".