113120438 has 4 divisors (see below), whose sum is σ = 169680660. Its totient is φ = 56560218.

The previous prime is 113120437. The next prime is 113120443. The reversal of 113120438 is 834021311.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28280108 + ... + 28280111.

It is an arithmetic number, because the mean of its divisors is an integer number (42420165).

Almost surely, 2^113120438 is an apocalyptic number.

113120438 is a deficient number, since it is larger than the sum of its proper divisors (56560222).

113120438 is an equidigital number, since it uses as much as digits as its factorization.

113120438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56560221.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 113120438 is about 10635.8092310835. The cubic root of 113120438 is about 483.6305122340.

Adding to 113120438 its reverse (834021311), we get a palindrome (947141749).

The spelling of 113120438 in words is "one hundred thirteen million, one hundred twenty thousand, four hundred thirty-eight".