116404371 has 20 divisors (see below), whose sum is σ = 178134264. Its totient is φ = 75708000.

The previous prime is 116404369. The next prime is 116404391. The reversal of 116404371 is 173404611.

It is a happy number.

116404371 is a `hidden beast` number, since 11 + 640 + 4 + 3 + 7 + 1 = 666.

It is not a de Polignac number, because 116404371 - 2¹ = 116404369 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116404391) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14205 + ... + 20846.

Almost surely, 2^116404371 is an apocalyptic number.

116404371 is a deficient number, since it is larger than the sum of its proper divisors (61729893).

116404371 is an equidigital number, since it uses as much as digits as its factorization.

116404371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35104 (or 35095 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 116404371 is about 10789.0857351307. The cubic root of 116404371 is about 488.2659391542.

Adding to 116404371 its reverse (173404611), we get a palindrome (289808982).

The spelling of 116404371 in words is "one hundred sixteen million, four hundred four thousand, three hundred seventy-one".