113185407452 has 48 divisors (see below), whose sum is σ = 225602428800. Its totient is φ = 49255335360.

The previous prime is 113185407437. The next prime is 113185407469. The reversal of 113185407452 is 254704581311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63002 + ... + 479937.

It is an arithmetic number, because the mean of its divisors is an integer number (4700050600).

Almost surely, 2^113185407452 is an apocalyptic number.

It is an amenable number.

113185407452 is a deficient number, since it is larger than the sum of its proper divisors (112417021348).

113185407452 is a wasteful number, since it uses less digits than its factorization.

113185407452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543186 (or 543184 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

Adding to 113185407452 its reverse (254704581311), we get a palindrome (367889988763).

The spelling of 113185407452 in words is "one hundred thirteen billion, one hundred eighty-five million, four hundred seven thousand, four hundred fifty-two".