97895131 has 4 divisors (see below), whose sum is σ = 98609832. Its totient is φ = 97180432.

The previous prime is 97895123. The next prime is 97895173. The reversal of 97895131 is 13159879.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97895131 - 2³ = 97895123 is a prime.

It is a super-2 number, since 2×97895131² = 19166913347014322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97895111) 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, 357145 + ... + 357418.

It is an arithmetic number, because the mean of its divisors is an integer number (24652458).

Almost surely, 2^97895131 is an apocalyptic number.

97895131 is a deficient number, since it is larger than the sum of its proper divisors (714701).

97895131 is a wasteful number, since it uses less digits than its factorization.

97895131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714700.

The product of its digits is 68040, while the sum is 43.

The square root of 97895131 is about 9894.1968345086. The cubic root of 97895131 is about 460.8791175030.

The spelling of 97895131 in words is "ninety-seven million, eight hundred ninety-five thousand, one hundred thirty-one".