9397311994 has 16 divisors (see below), whose sum is σ = 16111001088. Its totient is φ = 4027088592.

The previous prime is 9397311991. The next prime is 9397312019. The reversal of 9397311994 is 4991137939.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9397311991) 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, 235504 + ... + 272500.

It is an arithmetic number, because the mean of its divisors is an integer number (1006937568).

Almost surely, 2^9397311994 is an apocalyptic number.

9397311994 is a deficient number, since it is larger than the sum of its proper divisors (6713689094).

9397311994 is a wasteful number, since it uses less digits than its factorization.

9397311994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55149.

The product of its digits is 1653372, while the sum is 55.

The square root of 9397311994 is about 96939.7338246810. The cubic root of 9397311994 is about 2110.2531081557.

The spelling of 9397311994 in words is "nine billion, three hundred ninety-seven million, three hundred eleven thousand, nine hundred ninety-four".