1152453644 has 12 divisors (see below), whose sum is σ = 2081851968. Its totient is φ = 557638800.

The previous prime is 1152453629. The next prime is 1152453661. The reversal of 1152453644 is 4463542511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4646867 + ... + 4647114.

It is an arithmetic number, because the mean of its divisors is an integer number (173487664).

Almost surely, 2^1152453644 is an apocalyptic number.

It is an amenable number.

1152453644 is a deficient number, since it is larger than the sum of its proper divisors (929398324).

1152453644 is a wasteful number, since it uses less digits than its factorization.

1152453644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9294016 (or 9294014 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 1152453644 is about 33947.8076464446. The cubic root of 1152453644 is about 1048.4341418950.

The spelling of 1152453644 in words is "one billion, one hundred fifty-two million, four hundred fifty-three thousand, six hundred forty-four".