97140812 has 6 divisors (see below), whose sum is σ = 169996428. Its totient is φ = 48570404.

The previous prime is 97140781. The next prime is 97140817. The reversal of 97140812 is 21804179.

It is not an unprimeable number, because it can be changed into a prime (97140817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12142598 + ... + 12142605.

It is an arithmetic number, because the mean of its divisors is an integer number (28332738).

Almost surely, 2^97140812 is an apocalyptic number.

It is an amenable number.

97140812 is a deficient number, since it is larger than the sum of its proper divisors (72855616).

97140812 is a wasteful number, since it uses less digits than its factorization.

97140812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24285207 (or 24285205 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 97140812 is about 9856.0038555187. The cubic root of 97140812 is about 459.6923147199.

The spelling of 97140812 in words is "ninety-seven million, one hundred forty thousand, eight hundred twelve".