97130891974 has 16 divisors (see below), whose sum is σ = 146404435968. Its totient is φ = 48329576712.

The previous prime is 97130891959. The next prime is 97130891999. The reversal of 97130891974 is 47919803179.

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, 1194729 + ... + 1273435.

It is an arithmetic number, because the mean of its divisors is an integer number (9150277248).

Almost surely, 2^97130891974 is an apocalyptic number.

97130891974 is a deficient number, since it is larger than the sum of its proper divisors (49273543994).

97130891974 is a wasteful number, since it uses less digits than its factorization.

97130891974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81699.

The product of its (nonzero) digits is 3429216, while the sum is 58.

The spelling of 97130891974 in words is "ninety-seven billion, one hundred thirty million, eight hundred ninety-one thousand, nine hundred seventy-four".