113120554 has 4 divisors (see below), whose sum is σ = 169680834. Its totient is φ = 56560276.

The previous prime is 113120543. The next prime is 113120591. The reversal of 113120554 is 455021311.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 110733529 + 2387025 = 10523^2 + 1545^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28280137 + ... + 28280140.

Almost surely, 2^113120554 is an apocalyptic number.

113120554 is a deficient number, since it is larger than the sum of its proper divisors (56560280).

113120554 is an equidigital number, since it uses as much as digits as its factorization.

113120554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56560279.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 113120554 is about 10635.8146843578. The cubic root of 113120554 is about 483.6306775478.

Adding to 113120554 its reverse (455021311), we get a palindrome (568141865).

The spelling of 113120554 in words is "one hundred thirteen million, one hundred twenty thousand, five hundred fifty-four".