1012312552 has 32 divisors (see below), whose sum is σ = 1999980000. Its totient is φ = 479037888.

The previous prime is 1012312529. The next prime is 1012312559. The reversal of 1012312552 is 2552132101.

It is not an unprimeable number, because it can be changed into a prime (1012312559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184099 + ... + 189517.

It is an arithmetic number, because the mean of its divisors is an integer number (62499375).

Almost surely, 2^1012312552 is an apocalyptic number.

It is an amenable number.

1012312552 is a deficient number, since it is larger than the sum of its proper divisors (987667448).

1012312552 is a wasteful number, since it uses less digits than its factorization.

1012312552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673 (or 6669 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1012312552 is about 31816.8595559021. The cubic root of 1012312552 is about 1004.0874539567.

Adding to 1012312552 its reverse (2552132101), we get a palindrome (3564444653).

The spelling of 1012312552 in words is "one billion, twelve million, three hundred twelve thousand, five hundred fifty-two".