1139456674 has 16 divisors (see below), whose sum is σ = 1727991288. Its totient is φ = 563490432.

The previous prime is 1139456663. The next prime is 1139456693. The reversal of 1139456674 is 4766549311.

It can be written as a sum of positive squares in 4 ways, for example, as 960566049 + 178890625 = 30993^2 + 13375^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68392 + ... + 83404.

Almost surely, 2^1139456674 is an apocalyptic number.

1139456674 is a deficient number, since it is larger than the sum of its proper divisors (588534614).

1139456674 is a wasteful number, since it uses less digits than its factorization.

1139456674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15429.

The product of its digits is 544320, while the sum is 46.

The square root of 1139456674 is about 33755.8391097007. The cubic root of 1139456674 is about 1044.4779407404.

The spelling of 1139456674 in words is "one billion, one hundred thirty-nine million, four hundred fifty-six thousand, six hundred seventy-four".