1242553352 has 16 divisors (see below), whose sum is σ = 2339539200. Its totient is φ = 618676240.

The previous prime is 1242553309. The next prime is 1242553363. The reversal of 1242553352 is 2533552421.

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 in 3 ways as a sum of consecutive naturals, for example, 323024 + ... + 326847.

It is an arithmetic number, because the mean of its divisors is an integer number (146221200).

Almost surely, 2^1242553352 is an apocalyptic number.

It is an amenable number.

1242553352 is a deficient number, since it is larger than the sum of its proper divisors (1096985848).

1242553352 is a wasteful number, since it uses less digits than its factorization.

1242553352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650116 (or 650112 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 1242553352 is about 35249.8702408959. The cubic root of 1242553352 is about 1075.0739742136.

The spelling of 1242553352 in words is "one billion, two hundred forty-two million, five hundred fifty-three thousand, three hundred fifty-two".