1113128526 has 16 divisors (see below), whose sum is σ = 2226646224. Its totient is φ = 370977984.

The previous prime is 1113128479. The next prime is 1113128531. The reversal of 1113128526 is 6258213111.

1113128526 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1113128493 and 1113128502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31996 + ... + 57008.

It is an arithmetic number, because the mean of its divisors is an integer number (139165389).

Almost surely, 2^1113128526 is an apocalyptic number.

1113128526 is an abundant number, since it is smaller than the sum of its proper divisors (1113517698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113128526 is a wasteful number, since it uses less digits than its factorization.

1113128526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32435.

The product of its digits is 2880, while the sum is 30.

The square root of 1113128526 is about 33363.5808329981. The cubic root of 1113128526 is about 1036.3706473560.

The spelling of 1113128526 in words is "one billion, one hundred thirteen million, one hundred twenty-eight thousand, five hundred twenty-six".