1139393822 has 32 divisors (see below), whose sum is σ = 2071977408. Its totient is φ = 458735616.

The previous prime is 1139393713. The next prime is 1139393861. The reversal of 1139393822 is 2283939311.

It is a happy number.

It is a super-2 number, since 2×1139393822² = 2596436563223535368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1139393822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133178 + ... + 141474.

It is an arithmetic number, because the mean of its divisors is an integer number (64749294).

Almost surely, 2^1139393822 is an apocalyptic number.

1139393822 is a deficient number, since it is larger than the sum of its proper divisors (932583586).

1139393822 is a wasteful number, since it uses less digits than its factorization.

1139393822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8900.

The product of its digits is 69984, while the sum is 41.

The square root of 1139393822 is about 33754.9081171909. The cubic root of 1139393822 is about 1044.4587360509.

The spelling of 1139393822 in words is "one billion, one hundred thirty-nine million, three hundred ninety-three thousand, eight hundred twenty-two".