2152965998 has 4 divisors (see below), whose sum is σ = 3229449000. Its totient is φ = 1076482998.

The previous prime is 2152965961. The next prime is 2152966001. The reversal of 2152965998 is 8995692512.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538241498 + ... + 538241501.

It is an arithmetic number, because the mean of its divisors is an integer number (807362250).

Almost surely, 2^2152965998 is an apocalyptic number.

2152965998 is a deficient number, since it is larger than the sum of its proper divisors (1076483002).

2152965998 is a wasteful number, since it uses less digits than its factorization.

2152965998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076483001.

The product of its digits is 3499200, while the sum is 56.

The square root of 2152965998 is about 46400.0646335757. The cubic root of 2152965998 is about 1291.2561123853.

The spelling of 2152965998 in words is "two billion, one hundred fifty-two million, nine hundred sixty-five thousand, nine hundred ninety-eight".