113651511818197 has 8 divisors (see below), whose sum is σ = 118456696317440. Its totient is φ = 108917515237680.

The previous prime is 113651511818137. The next prime is 113651511818203. The reversal of 113651511818197 is 791818115156311.

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 113651511818197 - 2¹⁹ = 113651511293909 is a prime.

It is a super-2 number, since 2×113651511818197² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113651511818137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17796976422 + ... + 17796982807.

It is an arithmetic number, because the mean of its divisors is an integer number (14807087039680).

Almost surely, 2^{113651511818197} is an apocalyptic number.

It is an amenable number.

113651511818197 is a deficient number, since it is larger than the sum of its proper divisors (4805184499243).

113651511818197 is a wasteful number, since it uses less digits than its factorization.

113651511818197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35593959363.

The product of its digits is 1814400, while the sum is 58.

The spelling of 113651511818197 in words is "one hundred thirteen trillion, six hundred fifty-one billion, five hundred eleven million, eight hundred eighteen thousand, one hundred ninety-seven".