113361618909 has 16 divisors (see below), whose sum is σ = 188445288960. Its totient is φ = 58889152560.

The previous prime is 113361618901. The next prime is 113361618913. The reversal of 113361618909 is 909816163311.

It is a happy number.

It is not a de Polignac number, because 113361618909 - 2³ = 113361618901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113361618901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245371239 + ... + 245371700.

It is an arithmetic number, because the mean of its divisors is an integer number (11777830560).

Almost surely, 2^113361618909 is an apocalyptic number.

It is an amenable number.

113361618909 is a deficient number, since it is larger than the sum of its proper divisors (75083670051).

113361618909 is a wasteful number, since it uses less digits than its factorization.

113361618909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490742960.

The product of its (nonzero) digits is 209952, while the sum is 48.

The spelling of 113361618909 in words is "one hundred thirteen billion, three hundred sixty-one million, six hundred eighteen thousand, nine hundred nine".