116396557 has 4 divisors (see below), whose sum is σ = 118369440. Its totient is φ = 114423676.

The previous prime is 116396551. The next prime is 116396587. The reversal of 116396557 is 755693611.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 755693611 = 4091 ⋅184721.

It is a cyclic number.

It is not a de Polignac number, because 116396557 - 2³ = 116396549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116396551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986353 + ... + 986470.

It is an arithmetic number, because the mean of its divisors is an integer number (29592360).

Almost surely, 2^116396557 is an apocalyptic number.

It is an amenable number.

116396557 is a deficient number, since it is larger than the sum of its proper divisors (1972883).

116396557 is an equidigital number, since it uses as much as digits as its factorization.

116396557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972882.

The product of its digits is 170100, while the sum is 43.

The square root of 116396557 is about 10788.7236038375. The cubic root of 116396557 is about 488.2550134607.

The spelling of 116396557 in words is "one hundred sixteen million, three hundred ninety-six thousand, five hundred fifty-seven".