113406005 has 8 divisors (see below), whose sum is σ = 136779192. Its totient is φ = 90263488.

The previous prime is 113405977. The next prime is 113406017. The reversal of 113406005 is 500604311.

It can be written as a sum of positive squares in 4 ways, for example, as 48748324 + 64657681 = 6982^2 + 8041^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113406005 - 2¹² = 113401909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56582 + ... + 58551.

It is an arithmetic number, because the mean of its divisors is an integer number (17097399).

Almost surely, 2^113406005 is an apocalyptic number.

It is an amenable number.

113406005 is a deficient number, since it is larger than the sum of its proper divisors (23373187).

113406005 is a wasteful number, since it uses less digits than its factorization.

113406005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115335.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 113406005 is about 10649.2255586967. The cubic root of 113406005 is about 484.0371374299.

The spelling of 113406005 in words is "one hundred thirteen million, four hundred six thousand, five".