113854837005 has 128 divisors (see below), whose sum is σ = 249707888640. Its totient is φ = 47930538240.

The previous prime is 113854837003. The next prime is 113854837013. The reversal of 113854837005 is 500738458311.

It is a happy number.

113854837005 is a `hidden beast` number, since 1 + 1 + 38 + 548 + 3 + 70 + 0 + 5 = 666.

It is not a de Polignac number, because 113854837005 - 2¹ = 113854837003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113854837003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5284084 + ... + 5305586.

It is an arithmetic number, because the mean of its divisors is an integer number (1950842880).

Almost surely, 2^113854837005 is an apocalyptic number.

113854837005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113854837005 is an abundant number, since it is smaller than the sum of its proper divisors (135853051635).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113854837005 is a wasteful number, since it uses less digits than its factorization.

113854837005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21968 (or 21962 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 113854837005 in words is "one hundred thirteen billion, eight hundred fifty-four million, eight hundred thirty-seven thousand, five".