113843850531 has 16 divisors (see below), whose sum is σ = 153673322880. Its totient is φ = 74955767040.

The previous prime is 113843850503. The next prime is 113843850541. The reversal of 113843850531 is 135058348311.

It is not a de Polignac number, because 113843850531 - 2³¹ = 111696366883 is a prime.

It is a super-2 number, since 2×113843850531² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113843850541) 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, 662835 + ... + 816723.

It is an arithmetic number, because the mean of its divisors is an integer number (9604582680).

Almost surely, 2^113843850531 is an apocalyptic number.

113843850531 is a deficient number, since it is larger than the sum of its proper divisors (39829472349).

113843850531 is a wasteful number, since it uses less digits than its factorization.

113843850531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156946.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 113843850531 in words is "one hundred thirteen billion, eight hundred forty-three million, eight hundred fifty thousand, five hundred thirty-one".