1135145523 has 16 divisors (see below), whose sum is σ = 1550115072. Its totient is φ = 738660000.

The previous prime is 1135145513. The next prime is 1135145527. The reversal of 1135145523 is 3255415311.

It is not a de Polignac number, because 1135145523 - 2⁵ = 1135145491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135145527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298 + ... + 47648.

It is an arithmetic number, because the mean of its divisors is an integer number (96882192).

Almost surely, 2^1135145523 is an apocalyptic number.

1135145523 is a deficient number, since it is larger than the sum of its proper divisors (414969549).

1135145523 is a wasteful number, since it uses less digits than its factorization.

1135145523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47546.

The product of its digits is 9000, while the sum is 30.

The square root of 1135145523 is about 33691.9207377674. The cubic root of 1135145523 is about 1043.1590100837.

The spelling of 1135145523 in words is "one billion, one hundred thirty-five million, one hundred forty-five thousand, five hundred twenty-three".