1152643625 has 16 divisors (see below), whose sum is σ = 1644000384. Its totient is φ = 790383600.

The previous prime is 1152643577. The next prime is 1152643631. The reversal of 1152643625 is 5263462511.

It is not a de Polignac number, because 1152643625 - 2⁶ = 1152643561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657779 + ... + 659528.

It is an arithmetic number, because the mean of its divisors is an integer number (102750024).

Almost surely, 2^1152643625 is an apocalyptic number.

It is an amenable number.

1152643625 is a deficient number, since it is larger than the sum of its proper divisors (491356759).

1152643625 is an equidigital number, since it uses as much as digits as its factorization.

1152643625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317329 (or 1317319 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 1152643625 is about 33950.6056647006. The cubic root of 1152643625 is about 1048.4917498875.

The spelling of 1152643625 in words is "one billion, one hundred fifty-two million, six hundred forty-three thousand, six hundred twenty-five".