113651917143 has 4 divisors (see below), whose sum is σ = 151535889528. Its totient is φ = 75767944760.

The previous prime is 113651917133. The next prime is 113651917193. The reversal of 113651917143 is 341719156311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113651917143 - 2¹⁷ = 113651786071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113651917095 and 113651917104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113651917133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18941986188 + ... + 18941986193.

It is an arithmetic number, because the mean of its divisors is an integer number (37883972382).

Almost surely, 2^113651917143 is an apocalyptic number.

113651917143 is a deficient number, since it is larger than the sum of its proper divisors (37883972385).

113651917143 is an equidigital number, since it uses as much as digits as its factorization.

113651917143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37883972384.

The product of its digits is 68040, while the sum is 42.

The spelling of 113651917143 in words is "one hundred thirteen billion, six hundred fifty-one million, nine hundred seventeen thousand, one hundred forty-three".