113243412 has 12 divisors (see below), whose sum is σ = 264234656. Its totient is φ = 37747800.

The previous prime is 113243411. The next prime is 113243413. The reversal of 113243412 is 214342311.

It is an interprime number because it is at equal distance from previous prime (113243411) and next prime (113243413).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×113243412² = 25648140722803488, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113243411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718464 + ... + 4718487.

Almost surely, 2^113243412 is an apocalyptic number.

113243412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113243412 is an abundant number, since it is smaller than the sum of its proper divisors (150991244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113243412 is a wasteful number, since it uses less digits than its factorization.

113243412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9436958 (or 9436956 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 113243412 is about 10641.5887911533. The cubic root of 113243412 is about 483.8057014428.

Adding to 113243412 its reverse (214342311), we get a palindrome (327585723).

It can be divided in two parts, 1132 and 43412, that added together give a palindrome (44544).

The spelling of 113243412 in words is "one hundred thirteen million, two hundred forty-three thousand, four hundred twelve".