116477993 has 4 divisors (see below), whose sum is σ = 116572500. Its totient is φ = 116383488.

The previous prime is 116477987. The next prime is 116478001. The reversal of 116477993 is 399774611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 86359849 + 30118144 = 9293^2 + 5488^2 .

It is a cyclic number.

It is not a de Polignac number, because 116477993 - 2⁶ = 116477929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116477983) 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, 45380 + ... + 47877.

It is an arithmetic number, because the mean of its divisors is an integer number (29143125).

Almost surely, 2^116477993 is an apocalyptic number.

It is an amenable number.

116477993 is a deficient number, since it is larger than the sum of its proper divisors (94507).

116477993 is an equidigital number, since it uses as much as digits as its factorization.

116477993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94506.

The product of its digits is 285768, while the sum is 47.

The square root of 116477993 is about 10792.4970697239. The cubic root of 116477993 is about 488.3688549321.

The spelling of 116477993 in words is "one hundred sixteen million, four hundred seventy-seven thousand, nine hundred ninety-three".