9897133294 has 8 divisors (see below), whose sum is σ = 14998748688. Its totient is φ = 4897550400.

The previous prime is 9897133283. The next prime is 9897133297. The reversal of 9897133294 is 4923317989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9897133297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25507882 + ... + 25508269.

It is an arithmetic number, because the mean of its divisors is an integer number (1874843586).

Almost surely, 2^9897133294 is an apocalyptic number.

9897133294 is a deficient number, since it is larger than the sum of its proper divisors (5101615394).

9897133294 is a wasteful number, since it uses less digits than its factorization.

9897133294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51016250.

The product of its digits is 2939328, while the sum is 55.

The square root of 9897133294 is about 99484.3369279808. The cubic root of 9897133294 is about 2147.0218939692.

The spelling of 9897133294 in words is "nine billion, eight hundred ninety-seven million, one hundred thirty-three thousand, two hundred ninety-four".