11138132 has 6 divisors (see below), whose sum is σ = 19491738. Its totient is φ = 5569064.

The previous prime is 11138129. The next prime is 11138143. The reversal of 11138132 is 23183111.

11138132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9024016 + 2114116 = 3004^2 + 1454^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392263 + ... + 1392270.

It is an arithmetic number, because the mean of its divisors is an integer number (3248623).

Almost surely, 2^11138132 is an apocalyptic number.

It is an amenable number.

11138132 is a deficient number, since it is larger than the sum of its proper divisors (8353606).

11138132 is a wasteful number, since it uses less digits than its factorization.

11138132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784537 (or 2784535 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

The square root of 11138132 is about 3337.3840054749. The cubic root of 11138132 is about 223.3250569939.

The spelling of 11138132 in words is "eleven million, one hundred thirty-eight thousand, one hundred thirty-two".