11138502 has 16 divisors (see below), whose sum is σ = 23587632. Its totient is φ = 3494400.

The previous prime is 11138473. The next prime is 11138513. The reversal of 11138502 is 20583111.

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, 54499 + ... + 54702.

It is an arithmetic number, because the mean of its divisors is an integer number (1474227).

Almost surely, 2^11138502 is an apocalyptic number.

11138502 is an abundant number, since it is smaller than the sum of its proper divisors (12449130).

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

11138502 is a wasteful number, since it uses less digits than its factorization.

11138502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109223.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 11138502 is about 3337.4394376528. The cubic root of 11138502 is about 223.3275298608.

The spelling of 11138502 in words is "eleven million, one hundred thirty-eight thousand, five hundred two".