113531452 has 12 divisors (see below), whose sum is σ = 198759960. Its totient is φ = 56742896.

The previous prime is 113531449. The next prime is 113531471. The reversal of 113531452 is 254135311.

It is a happy number.

It is a super-3 number, since 3×113531452³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10758 + ... + 18514.

It is an arithmetic number, because the mean of its divisors is an integer number (16563330).

Almost surely, 2^113531452 is an apocalyptic number.

It is an amenable number.

113531452 is a deficient number, since it is larger than the sum of its proper divisors (85228508).

113531452 is a wasteful number, since it uses less digits than its factorization.

113531452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420 (or 11418 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 113531452 is about 10655.1138895837. The cubic root of 113531452 is about 484.2155484149.

Adding to 113531452 its reverse (254135311), we get a palindrome (367666763).

The spelling of 113531452 in words is "one hundred thirteen million, five hundred thirty-one thousand, four hundred fifty-two".