2159529274 has 12 divisors (see below), whose sum is σ = 3768158394. Its totient is φ = 925512504.

The previous prime is 2159529247. The next prime is 2159529293. The reversal of 2159529274 is 4729259512.

2159529274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2070887049 + 88642225 = 45507^2 + 9415^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11017909 + ... + 11018104.

Almost surely, 2^2159529274 is an apocalyptic number.

2159529274 is a deficient number, since it is larger than the sum of its proper divisors (1608629120).

2159529274 is a wasteful number, since it uses less digits than its factorization.

2159529274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22036029 (or 22036022 counting only the distinct ones).

The product of its digits is 453600, while the sum is 46.

The square root of 2159529274 is about 46470.7356731094. The cubic root of 2159529274 is about 1292.5669045651.

The spelling of 2159529274 in words is "two billion, one hundred fifty-nine million, five hundred twenty-nine thousand, two hundred seventy-four".