11936138 has 8 divisors (see below), whose sum is σ = 17979840. Its totient is φ = 5942860.

The previous prime is 11936131. The next prime is 11936143. The reversal of 11936138 is 83163911.

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

It is not an unprimeable number, because it can be changed into a prime (11936131) 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, 12008 + ... + 12963.

It is an arithmetic number, because the mean of its divisors is an integer number (2247480).

Almost surely, 2^11936138 is an apocalyptic number.

11936138 is a deficient number, since it is larger than the sum of its proper divisors (6043702).

11936138 is a wasteful number, since it uses less digits than its factorization.

11936138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25212.

The product of its digits is 3888, while the sum is 32.

The square root of 11936138 is about 3454.8716329265. The cubic root of 11936138 is about 228.5359940234.

The spelling of 11936138 in words is "eleven million, nine hundred thirty-six thousand, one hundred thirty-eight".