116555197 has 4 divisors (see below), whose sum is σ = 127151136. Its totient is φ = 105959260.

The previous prime is 116555183. The next prime is 116555249. The reversal of 116555197 is 791555611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 116555197 - 2¹⁹ = 116030909 is a prime.

It is a super-2 number, since 2×116555197² = 27170227895417618, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116555137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5297953 + ... + 5297974.

It is an arithmetic number, because the mean of its divisors is an integer number (31787784).

Almost surely, 2^116555197 is an apocalyptic number.

It is an amenable number.

116555197 is a deficient number, since it is larger than the sum of its proper divisors (10595939).

116555197 is a wasteful number, since it uses less digits than its factorization.

116555197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10595938.

The product of its digits is 47250, while the sum is 40.

The square root of 116555197 is about 10796.0732213152. The cubic root of 116555197 is about 488.4767313953.

The spelling of 116555197 in words is "one hundred sixteen million, five hundred fifty-five thousand, one hundred ninety-seven".