11123630525 has 12 divisors (see below), whose sum is σ = 15763773792. Its totient is φ = 7627632240.

The previous prime is 11123630443. The next prime is 11123630537. The reversal of 11123630525 is 52503632111.

It is not a de Polignac number, because 11123630525 - 2⁸ = 11123630269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31781627 + ... + 31781976.

It is an arithmetic number, because the mean of its divisors is an integer number (1313647816).

Almost surely, 2^11123630525 is an apocalyptic number.

It is an amenable number.

11123630525 is a deficient number, since it is larger than the sum of its proper divisors (4640143267).

11123630525 is an equidigital number, since it uses as much as digits as its factorization.

11123630525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63563620 (or 63563615 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 11123630525 in words is "eleven billion, one hundred twenty-three million, six hundred thirty thousand, five hundred twenty-five".