2151135604 has 12 divisors (see below), whose sum is σ = 3781369984. Its totient is φ = 1070744184.

The previous prime is 2151135599. The next prime is 2151135611. The reversal of 2151135604 is 4065311512.

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, 1204902 + ... + 1206685.

Almost surely, 2^2151135604 is an apocalyptic number.

It is an amenable number.

2151135604 is a deficient number, since it is larger than the sum of its proper divisors (1630234380).

2151135604 is a wasteful number, since it uses less digits than its factorization.

2151135604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411814 (or 2411812 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2151135604 is about 46380.3363937779. The cubic root of 2151135604 is about 1290.8900781863.

The spelling of 2151135604 in words is "two billion, one hundred fifty-one million, one hundred thirty-five thousand, six hundred four".