1099372612 has 24 divisors (see below), whose sum is σ = 2079798336. Its totient is φ = 505467168.

The previous prime is 1099372597. The next prime is 1099372613. The reversal of 1099372612 is 2162739901.

It is not an unprimeable number, because it can be changed into a prime (1099372613) 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, 26518 + ... + 53869.

It is an arithmetic number, because the mean of its divisors is an integer number (86658264).

Almost surely, 2^1099372612 is an apocalyptic number.

It is an amenable number.

1099372612 is a deficient number, since it is larger than the sum of its proper divisors (980425724).

1099372612 is a wasteful number, since it uses less digits than its factorization.

1099372612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80667 (or 80665 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 1099372612 is about 33156.7883245649. The cubic root of 1099372612 is about 1032.0838235400.

The spelling of 1099372612 in words is "one billion, ninety-nine million, three hundred seventy-two thousand, six hundred twelve".