116416405 has 12 divisors (see below), whose sum is σ = 162508140. Its totient is φ = 79828224.

The previous prime is 116416403. The next prime is 116416427. The reversal of 116416405 is 504614611.

It can be written as a sum of positive squares in 2 ways, for example, as 76195441 + 40220964 = 8729^2 + 6342^2 .

It is not a de Polignac number, because 116416405 - 2¹ = 116416403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116416403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237340 + ... + 237829.

It is an arithmetic number, because the mean of its divisors is an integer number (13542345).

Almost surely, 2^116416405 is an apocalyptic number.

It is an amenable number.

116416405 is a deficient number, since it is larger than the sum of its proper divisors (46091735).

116416405 is an equidigital number, since it uses as much as digits as its factorization.

116416405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475188 (or 475181 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 116416405 is about 10789.6434139410. The cubic root of 116416405 is about 488.2827643810.

The spelling of 116416405 in words is "one hundred sixteen million, four hundred sixteen thousand, four hundred five".