11139995 has 8 divisors (see below), whose sum is σ = 13386384. Its totient is φ = 8899744.

The previous prime is 11139991. The next prime is 11140001. The reversal of 11139995 is 59993111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11139995 - 2² = 11139991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11139991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4997 + ... + 6873.

It is an arithmetic number, because the mean of its divisors is an integer number (1673298).

Almost surely, 2^11139995 is an apocalyptic number.

11139995 is a deficient number, since it is larger than the sum of its proper divisors (2246389).

11139995 is a wasteful number, since it uses less digits than its factorization.

11139995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069.

The product of its digits is 10935, while the sum is 38.

The square root of 11139995 is about 3337.6631046287. The cubic root of 11139995 is about 223.3375076569.

The spelling of 11139995 in words is "eleven million, one hundred thirty-nine thousand, nine hundred ninety-five".