113433437 has 8 divisors (see below), whose sum is σ = 123532920. Its totient is φ = 103530240.

The previous prime is 113433431. The next prime is 113433451. The reversal of 113433437 is 734334311.

It can be written as a sum of positive squares in 4 ways, for example, as 3728761 + 109704676 = 1931^2 + 10474^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113433437 - 2⁴ = 113433421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113433431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47864 + ... + 50177.

It is an arithmetic number, because the mean of its divisors is an integer number (15441615).

Almost surely, 2^113433437 is an apocalyptic number.

It is an amenable number.

113433437 is a deficient number, since it is larger than the sum of its proper divisors (10099483).

113433437 is an equidigital number, since it uses as much as digits as its factorization.

113433437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98143.

The product of its digits is 9072, while the sum is 29.

The square root of 113433437 is about 10650.5134618008. The cubic root of 113433437 is about 484.0761625129.

Adding to 113433437 its reverse (734334311), we get a palindrome (847767748).

The spelling of 113433437 in words is "one hundred thirteen million, four hundred thirty-three thousand, four hundred thirty-seven".