12952091252 has 6 divisors (see below), whose sum is σ = 22666159698. Its totient is φ = 6476045624.

The previous prime is 12952091249. The next prime is 12952091267. The reversal of 12952091252 is 25219025921.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12635108836 + 316982416 = 112406^2 + 17804^2 .

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, 1619011403 + ... + 1619011410.

It is an arithmetic number, because the mean of its divisors is an integer number (3777693283).

Almost surely, 2^12952091252 is an apocalyptic number.

It is an amenable number.

12952091252 is a deficient number, since it is larger than the sum of its proper divisors (9714068446).

12952091252 is a wasteful number, since it uses less digits than its factorization.

12952091252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238022817 (or 3238022815 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 12952091252 in words is "twelve billion, nine hundred fifty-two million, ninety-one thousand, two hundred fifty-two".