1139691076 has 6 divisors (see below), whose sum is σ = 1994459390. Its totient is φ = 569845536.

The previous prime is 1139691061. The next prime is 1139691151. The reversal of 1139691076 is 6701969311.

It can be written as a sum of positive squares in only one way, i.e., 1136364100 + 3326976 = 33710^2 + 1824^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142461381 + ... + 142461388.

Almost surely, 2^1139691076 is an apocalyptic number.

It is an amenable number.

1139691076 is a deficient number, since it is larger than the sum of its proper divisors (854768314).

1139691076 is a wasteful number, since it uses less digits than its factorization.

1139691076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284922773 (or 284922771 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 1139691076 is about 33759.3109526839. The cubic root of 1139691076 is about 1044.5495570167.

The spelling of 1139691076 in words is "one billion, one hundred thirty-nine million, six hundred ninety-one thousand, seventy-six".