113450941571 has 4 divisors (see below), whose sum is σ = 123764663544. Its totient is φ = 103137219600.

The previous prime is 113450941523. The next prime is 113450941573. The reversal of 113450941571 is 175149054311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113450941571 is a prime.

It is a super-2 number, since 2×113450941571² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113450941573) 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, 5156860970 + ... + 5156860991.

It is an arithmetic number, because the mean of its divisors is an integer number (30941165886).

Almost surely, 2^113450941571 is an apocalyptic number.

113450941571 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113450941571 is a deficient number, since it is larger than the sum of its proper divisors (10313721973).

113450941571 is a wasteful number, since it uses less digits than its factorization.

113450941571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10313721972.

The product of its (nonzero) digits is 75600, while the sum is 41.

Adding to 113450941571 its reverse (175149054311), we get a palindrome (288599995882).

The spelling of 113450941571 in words is "one hundred thirteen billion, four hundred fifty million, nine hundred forty-one thousand, five hundred seventy-one".