97118870 has 16 divisors (see below), whose sum is σ = 175201488. Its totient is φ = 38761440.

The previous prime is 97118863. The next prime is 97118911. The reversal of 97118870 is 7881179.

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, 5924 + ... + 15143.

It is an arithmetic number, because the mean of its divisors is an integer number (10950093).

Almost surely, 2^97118870 is an apocalyptic number.

97118870 is a deficient number, since it is larger than the sum of its proper divisors (78082618).

97118870 is a wasteful number, since it uses less digits than its factorization.

97118870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21535.

The product of its (nonzero) digits is 28224, while the sum is 41.

The square root of 97118870 is about 9854.8906640307. The cubic root of 97118870 is about 459.6577006097.

It can be divided in two parts, 9711 and 8870, that added together give a palindrome (18581).

The spelling of 97118870 in words is "ninety-seven million, one hundred eighteen thousand, eight hundred seventy".