113505402241 has 16 divisors (see below), whose sum is σ = 148961295360. Its totient is φ = 83790726480.

The previous prime is 113505402193. The next prime is 113505402251. The reversal of 113505402241 is 142204505311.

It is a cyclic number.

It is not a de Polignac number, because 113505402241 - 2⁷ = 113505402113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113505402251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38790541 + ... + 38793466.

It is an arithmetic number, because the mean of its divisors is an integer number (9310080960).

Almost surely, 2^113505402241 is an apocalyptic number.

113505402241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

113505402241 is a deficient number, since it is larger than the sum of its proper divisors (35455893119).

113505402241 is a wasteful number, since it uses less digits than its factorization.

113505402241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77584044.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 113505402241 its reverse (142204505311), we get a palindrome (255709907552).

The spelling of 113505402241 in words is "one hundred thirteen billion, five hundred five million, four hundred two thousand, two hundred forty-one".