11632613 has 4 divisors (see below), whose sum is σ = 11644908. Its totient is φ = 11620320.

The previous prime is 11632597. The next prime is 11632619. The reversal of 11632613 is 31623611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31623611 = 149 ⋅212239.

It can be written as a sum of positive squares in 2 ways, for example, as 11404129 + 228484 = 3377^2 + 478^2 .

It is a cyclic number.

It is not a de Polignac number, because 11632613 - 2⁴ = 11632597 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 (11632619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4598 + ... + 6663.

It is an arithmetic number, because the mean of its divisors is an integer number (2911227).

Almost surely, 2^11632613 is an apocalyptic number.

It is an amenable number.

11632613 is a deficient number, since it is larger than the sum of its proper divisors (12295).

11632613 is a wasteful number, since it uses less digits than its factorization.

11632613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12294.

The product of its digits is 648, while the sum is 23.

The square root of 11632613 is about 3410.6616660115. The cubic root of 11632613 is about 226.5821847312.

The spelling of 11632613 in words is "eleven million, six hundred thirty-two thousand, six hundred thirteen".