11513630 has 8 divisors (see below), whose sum is σ = 20724552. Its totient is φ = 4605448.

The previous prime is 11513629. The next prime is 11513647. The reversal of 11513630 is 3631511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 575672 + ... + 575691.

It is an arithmetic number, because the mean of its divisors is an integer number (2590569).

Almost surely, 2^11513630 is an apocalyptic number.

11513630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11513630 is a deficient number, since it is larger than the sum of its proper divisors (9210922).

11513630 is a wasteful number, since it uses less digits than its factorization.

11513630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151370.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 11513630 is about 3393.1740303144. The cubic root of 11513630 is about 225.8070114820.

The spelling of 11513630 in words is "eleven million, five hundred thirteen thousand, six hundred thirty".