1139916 has 12 divisors (see below), whose sum is σ = 2659832. Its totient is φ = 379968.

The previous prime is 1139911. The next prime is 1139917. The reversal of 1139916 is 6199311.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1139911) 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, 47485 + ... + 47508.

2^1139916 is an apocalyptic number.

It is an amenable number.

1139916 is an abundant number, since it is smaller than the sum of its proper divisors (1519916).

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

1139916 is a wasteful number, since it uses less digits than its factorization.

1139916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95000 (or 94998 counting only the distinct ones).

The product of its digits is 1458, while the sum is 30.

The square root of 1139916 is about 1067.6684878744. The cubic root of 1139916 is about 104.4618268271.

The spelling of 1139916 in words is "one million, one hundred thirty-nine thousand, nine hundred sixteen".