1012491204 has 24 divisors (see below), whose sum is σ = 2363024160. Its totient is φ = 337419264.

The previous prime is 1012491197. The next prime is 1012491281. The reversal of 1012491204 is 4021942101.

1012491204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71887 + ... + 84809.

It is an arithmetic number, because the mean of its divisors is an integer number (98459340).

Almost surely, 2^1012491204 is an apocalyptic number.

It is an amenable number.

1012491204 is an abundant number, since it is smaller than the sum of its proper divisors (1350532956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012491204 is a wasteful number, since it uses less digits than its factorization.

1012491204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19459 (or 19457 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1012491204 is about 31819.6669372890. Note that the first 3 decimals coincide. The cubic root of 1012491204 is about 1004.1465172964.

The spelling of 1012491204 in words is "one billion, twelve million, four hundred ninety-one thousand, two hundred four".