113111444 has 6 divisors (see below), whose sum is σ = 197945034. Its totient is φ = 56555720.

The previous prime is 113111443. The next prime is 113111461. The reversal of 113111444 is 444111311.

It can be written as a sum of positive squares in only one way, i.e., 83539600 + 29571844 = 9140^2 + 5438^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113111443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14138927 + ... + 14138934.

It is an arithmetic number, because the mean of its divisors is an integer number (32990839).

Almost surely, 2^113111444 is an apocalyptic number.

It is an amenable number.

113111444 is a deficient number, since it is larger than the sum of its proper divisors (84833590).

113111444 is a wasteful number, since it uses less digits than its factorization.

113111444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28277865 (or 28277863 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 113111444 is about 10635.3864057682. The cubic root of 113111444 is about 483.6176943672.

Adding to 113111444 its reverse (444111311), we get a palindrome (557222755).

The spelling of 113111444 in words is "one hundred thirteen million, one hundred eleven thousand, four hundred forty-four".