1139212344 has 16 divisors (see below), whose sum is σ = 2848030920. Its totient is φ = 379737440.

The previous prime is 1139212331. The next prime is 1139212357. The reversal of 1139212344 is 4432129311.

It is an interprime number because it is at equal distance from previous prime (1139212331) and next prime (1139212357).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23733567 + ... + 23733614.

Almost surely, 2^1139212344 is an apocalyptic number.

It is an amenable number.

1139212344 is an abundant number, since it is smaller than the sum of its proper divisors (1708818576).

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

1139212344 is a wasteful number, since it uses less digits than its factorization.

1139212344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47467190 (or 47467186 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 1139212344 is about 33752.2198381084. The cubic root of 1139212344 is about 1044.4032807310.

The spelling of 1139212344 in words is "one billion, one hundred thirty-nine million, two hundred twelve thousand, three hundred forty-four".