1009976412 has 24 divisors (see below), whose sum is σ = 2358560512. Its totient is φ = 336380400.

The previous prime is 1009976399. The next prime is 1009976413. The reversal of 1009976412 is 2146799001.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009976413) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19414 + ... + 48957.

Almost surely, 2^1009976412 is an apocalyptic number.

1009976412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1009976412 is an abundant number, since it is smaller than the sum of its proper divisors (1348584100).

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

1009976412 is a wasteful number, since it uses less digits than its factorization.

1009976412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69609 (or 69607 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 1009976412 is about 31780.1260538721. The cubic root of 1009976412 is about 1003.3144727994.

The spelling of 1009976412 in words is "one billion, nine million, nine hundred seventy-six thousand, four hundred twelve".