12152309192 has 8 divisors (see below), whose sum is σ = 22785579750. Its totient is φ = 6076154592.

The previous prime is 12152309177. The next prime is 12152309207. The reversal of 12152309192 is 29190325121.

It is an interprime number because it is at equal distance from previous prime (12152309177) and next prime (12152309207).

It can be written as a sum of positive squares in only one way, i.e., 9887120356 + 2265188836 = 99434^2 + 47594^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 759519317 + ... + 759519332.

Almost surely, 2^12152309192 is an apocalyptic number.

It is an amenable number.

12152309192 is a deficient number, since it is larger than the sum of its proper divisors (10633270558).

12152309192 is a wasteful number, since it uses less digits than its factorization.

12152309192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519038655 (or 1519038651 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 12152309192 in words is "twelve billion, one hundred fifty-two million, three hundred nine thousand, one hundred ninety-two".