116491877 has 4 divisors (see below), whose sum is σ = 116517120. Its totient is φ = 116466636.

The previous prime is 116491853. The next prime is 116491889. The reversal of 116491877 is 778194611.

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: 778194611 = 673 ⋅1156307.

It is a cyclic number.

It is not a de Polignac number, because 116491877 - 2⁸ = 116491621 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 (116491807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3503 + ... + 15660.

It is an arithmetic number, because the mean of its divisors is an integer number (29129280).

Almost surely, 2^116491877 is an apocalyptic number.

It is an amenable number.

116491877 is a deficient number, since it is larger than the sum of its proper divisors (25243).

116491877 is an equidigital number, since it uses as much as digits as its factorization.

116491877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25242.

The product of its digits is 84672, while the sum is 44.

The square root of 116491877 is about 10793.1402751933. The cubic root of 116491877 is about 488.3882584366.

The spelling of 116491877 in words is "one hundred sixteen million, four hundred ninety-one thousand, eight hundred seventy-seven".