2153719592 has 8 divisors (see below), whose sum is σ = 4038224250. Its totient is φ = 1076859792.

The previous prime is 2153719583. The next prime is 2153719663. The reversal of 2153719592 is 2959173512.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2069704036 + 84015556 = 45494^2 + 9166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134607467 + ... + 134607482.

Almost surely, 2^2153719592 is an apocalyptic number.

It is an amenable number.

2153719592 is a deficient number, since it is larger than the sum of its proper divisors (1884504658).

2153719592 is a wasteful number, since it uses less digits than its factorization.

2153719592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269214955 (or 269214951 counting only the distinct ones).

The product of its digits is 170100, while the sum is 44.

The square root of 2153719592 is about 46408.1845367819. The cubic root of 2153719592 is about 1291.4067525327.

The spelling of 2153719592 in words is "two billion, one hundred fifty-three million, seven hundred nineteen thousand, five hundred ninety-two".