97111116 has 24 divisors (see below), whose sum is σ = 251769840. Its totient is φ = 32370336.

The previous prime is 97111103. The next prime is 97111117. The reversal of 97111116 is 61111179.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 97111116.

It is not an unprimeable number, because it can be changed into a prime (97111117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449481 + ... + 449696.

It is an arithmetic number, because the mean of its divisors is an integer number (10490410).

Almost surely, 2^97111116 is an apocalyptic number.

It is an amenable number.

97111116 is an abundant number, since it is smaller than the sum of its proper divisors (154658724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97111116 is a wasteful number, since it uses less digits than its factorization.

97111116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899190 (or 899182 counting only the distinct ones).

The product of its digits is 378, while the sum is 27.

The square root of 97111116 is about 9854.4972474500. The cubic root of 97111116 is about 459.6454672141.

The spelling of 97111116 in words is "ninety-seven million, one hundred eleven thousand, one hundred sixteen".