113725773405 has 12 divisors (see below), whose sum is σ = 197124673980. Its totient is φ = 60653745792.

The previous prime is 113725773373. The next prime is 113725773433. The reversal of 113725773405 is 504377527311.

113725773405 is a `hidden beast` number, since 1 + 1 + 3 + 72 + 577 + 3 + 4 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12407063769 + 101318709636 = 111387^2 + 318306^2 .

It is not a de Polignac number, because 113725773405 - 2⁵ = 113725773373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2527239409 = 113725773405 / (1 + 1 + 3 + 7 + 2 + 5 + 7 + 7 + 3 + 4 + 0 + 5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1263619660 + ... + 1263619749.

It is an arithmetic number, because the mean of its divisors is an integer number (16427056165).

Almost surely, 2^113725773405 is an apocalyptic number.

113725773405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113725773405 is a deficient number, since it is larger than the sum of its proper divisors (83398900575).

113725773405 is a wasteful number, since it uses less digits than its factorization.

113725773405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527239420 (or 2527239417 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The spelling of 113725773405 in words is "one hundred thirteen billion, seven hundred twenty-five million, seven hundred seventy-three thousand, four hundred five".