1296052252 has 12 divisors (see below), whose sum is σ = 2474281656. Its totient is φ = 589114640.

The previous prime is 1296052217. The next prime is 1296052259. The reversal of 1296052252 is 2522506921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296052259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14727823 + ... + 14727910.

It is an arithmetic number, because the mean of its divisors is an integer number (206190138).

Almost surely, 2^1296052252 is an apocalyptic number.

It is an amenable number.

1296052252 is a deficient number, since it is larger than the sum of its proper divisors (1178229404).

1296052252 is a wasteful number, since it uses less digits than its factorization.

1296052252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29455748 (or 29455746 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1296052252 is about 36000.7257149075. The cubic root of 1296052252 is about 1090.2870080001.

The spelling of 1296052252 in words is "one billion, two hundred ninety-six million, fifty-two thousand, two hundred fifty-two".