113043442 has 16 divisors (see below), whose sum is σ = 171706392. Its totient is φ = 55811200.

The previous prime is 113043419. The next prime is 113043481. The reversal of 113043442 is 244340311.

It can be written as a sum of positive squares in 4 ways, for example, as 113018161 + 25281 = 10631^2 + 159^2 .

It is a super-3 number, since 3×113043442³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131478 + ... + 132334.

Almost surely, 2^113043442 is an apocalyptic number.

113043442 is a deficient number, since it is larger than the sum of its proper divisors (58662950).

113043442 is a wasteful number, since it uses less digits than its factorization.

113043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 113043442 is about 10632.1889561840. The cubic root of 113043442 is about 483.5207588082.

Adding to 113043442 its reverse (244340311), we get a palindrome (357383753).

It can be divided in two parts, 113043 and 442, that multiplied together give a triangular number (49965006 = T₉₉₉₆).

The spelling of 113043442 in words is "one hundred thirteen million, forty-three thousand, four hundred forty-two".