116605405 has 16 divisors (see below), whose sum is σ = 160093440. Its totient is φ = 79869312.

The previous prime is 116605403. The next prime is 116605421. The reversal of 116605405 is 504506611.

It is a cyclic number.

It is not a de Polignac number, because 116605405 - 2¹ = 116605403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116605403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53497 + ... + 55633.

It is an arithmetic number, because the mean of its divisors is an integer number (10005840).

Almost surely, 2^116605405 is an apocalyptic number.

It is an amenable number.

116605405 is a deficient number, since it is larger than the sum of its proper divisors (43488035).

116605405 is a wasteful number, since it uses less digits than its factorization.

116605405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3708.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 116605405 is about 10798.3982608533. The cubic root of 116605405 is about 488.5468610267.

The spelling of 116605405 in words is "one hundred sixteen million, six hundred five thousand, four hundred five".