113661301140 has 72 divisors (see below), whose sum is σ = 357541984800. Its totient is φ = 30309679008.

The previous prime is 113661301099. The next prime is 113661301153. The reversal of 113661301140 is 41103166311.

113661301140 is a `hidden beast` number, since 1 + 1 + 3 + 6 + 613 + 0 + 1 + 1 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11688690 + ... + 11698409.

It is an arithmetic number, because the mean of its divisors is an integer number (4965860900).

Almost surely, 2^113661301140 is an apocalyptic number.

113661301140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113661301140 is an abundant number, since it is smaller than the sum of its proper divisors (243880683660).

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

113661301140 is a wasteful number, since it uses less digits than its factorization.

113661301140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23387123 (or 23387109 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

Adding to 113661301140 its reverse (41103166311), we get a palindrome (154764467451).

The spelling of 113661301140 in words is "one hundred thirteen billion, six hundred sixty-one million, three hundred one thousand, one hundred forty".