11938653 has 12 divisors (see below), whose sum is σ = 17280640. Its totient is φ = 7942536.

The previous prime is 11938643. The next prime is 11938681. The reversal of 11938653 is 35683911.

It is a happy number.

It is not a de Polignac number, because 11938653 - 2¹² = 11934557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11938603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4500 + ... + 6642.

Almost surely, 2^11938653 is an apocalyptic number.

It is an amenable number.

11938653 is a deficient number, since it is larger than the sum of its proper divisors (5341987).

11938653 is a wasteful number, since it uses less digits than its factorization.

11938653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768 (or 2765 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 11938653 is about 3455.2355925465. The cubic root of 11938653 is about 228.5520440964.

The spelling of 11938653 in words is "eleven million, nine hundred thirty-eight thousand, six hundred fifty-three".