105204324531 has 16 divisors (see below), whose sum is σ = 141243872000. Its totient is φ = 69650776800.

The previous prime is 105204324521. The next prime is 105204324571. The reversal of 105204324531 is 135423402501.

It is not a de Polignac number, because 105204324531 - 2²¹ = 105202227379 is a prime.

It is a super-2 number, since 2×105204324531² (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 (105204324521) 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, 1551861 + ... + 1618233.

It is an arithmetic number, because the mean of its divisors is an integer number (8827742000).

Almost surely, 2^105204324531 is an apocalyptic number.

105204324531 is a deficient number, since it is larger than the sum of its proper divisors (36039547469).

105204324531 is a wasteful number, since it uses less digits than its factorization.

105204324531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70026.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 105204324531 in words is "one hundred five billion, two hundred four million, three hundred twenty-four thousand, five hundred thirty-one".