116400135 has 16 divisors (see below), whose sum is σ = 186556896. Its totient is φ = 61974528.

The previous prime is 116400121. The next prime is 116400143. The reversal of 116400135 is 531004611.

It is not a de Polignac number, because 116400135 - 2⁷ = 116400007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2967 + ... + 15543.

It is an arithmetic number, because the mean of its divisors is an integer number (11659806).

Almost surely, 2^116400135 is an apocalyptic number.

116400135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116400135 is a deficient number, since it is larger than the sum of its proper divisors (70156761).

116400135 is a wasteful number, since it uses less digits than its factorization.

116400135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13202.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 116400135 is about 10788.8894238471. The cubic root of 116400135 is about 488.2600163536.

Adding to 116400135 its reverse (531004611), we get a palindrome (647404746).

The spelling of 116400135 in words is "one hundred sixteen million, four hundred thousand, one hundred thirty-five".