9937213612 has 6 divisors (see below), whose sum is σ = 17390123828. Its totient is φ = 4968606804.

The previous prime is 9937213603. The next prime is 9937213621. The reversal of 9937213612 is 2163127399.

It is an interprime number because it is at equal distance from previous prime (9937213603) and next prime (9937213621).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242151698 + ... + 1242151705.

Almost surely, 2^9937213612 is an apocalyptic number.

It is an amenable number.

9937213612 is a deficient number, since it is larger than the sum of its proper divisors (7452910216).

9937213612 is a wasteful number, since it uses less digits than its factorization.

9937213612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484303407 (or 2484303405 counting only the distinct ones).

The product of its digits is 122472, while the sum is 43.

The square root of 9937213612 is about 99685.5737406371. The cubic root of 9937213612 is about 2149.9162478282.

The spelling of 9937213612 in words is "nine billion, nine hundred thirty-seven million, two hundred thirteen thousand, six hundred twelve".