97145012 has 24 divisors (see below), whose sum is σ = 176302560. Its totient is φ = 46781280.

The previous prime is 97145003. The next prime is 97145023. The reversal of 97145012 is 21054179.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62687 + ... + 64217.

It is an arithmetic number, because the mean of its divisors is an integer number (7345940).

Almost surely, 2^97145012 is an apocalyptic number.

It is an amenable number.

97145012 is a deficient number, since it is larger than the sum of its proper divisors (79157548).

97145012 is a wasteful number, since it uses less digits than its factorization.

97145012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 97145012 is about 9856.2169213142. The cubic root of 97145012 is about 459.6989397414.

The spelling of 97145012 in words is "ninety-seven million, one hundred forty-five thousand, twelve".