117536405 has 16 divisors (see below), whose sum is σ = 161526144. Its totient is φ = 80429760.

The previous prime is 117536389. The next prime is 117536429. The reversal of 117536405 is 504635711.

It is not a de Polignac number, because 117536405 - 2⁴ = 117536389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15095 + ... + 21515.

It is an arithmetic number, because the mean of its divisors is an integer number (10095384).

Almost surely, 2^117536405 is an apocalyptic number.

It is an amenable number.

117536405 is a deficient number, since it is larger than the sum of its proper divisors (43989739).

117536405 is an equidigital number, since it uses as much as digits as its factorization.

117536405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6956.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 117536405 is about 10841.4208017215. The cubic root of 117536405 is about 489.8436332938.

The spelling of 117536405 in words is "one hundred seventeen million, five hundred thirty-six thousand, four hundred five".