997116102 has 32 divisors (see below), whose sum is σ = 2312156160. Its totient is φ = 317920680.

The previous prime is 997116061. The next prime is 997116103. The reversal of 997116102 is 201611799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997116103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400174 + ... + 402657.

It is an arithmetic number, because the mean of its divisors is an integer number (72254880).

Almost surely, 2^997116102 is an apocalyptic number.

997116102 is an abundant number, since it is smaller than the sum of its proper divisors (1315040058).

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

997116102 is a wasteful number, since it uses less digits than its factorization.

997116102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802865 (or 802859 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 36.

The square root of 997116102 is about 31577.1452477896. The cubic root of 997116102 is about 999.0377750869.

The spelling of 997116102 in words is "nine hundred ninety-seven million, one hundred sixteen thousand, one hundred two".