113440100 has 36 divisors (see below), whose sum is σ = 247317504. Its totient is φ = 45163680.

The previous prime is 113440091. The next prime is 113440111. The reversal of 113440100 is 1044311.

113440100 = T₃₀₀₀ + T₃₀₀₁ + ... + T₃₀₂₄.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19757 + ... + 24843.

Almost surely, 2^113440100 is an apocalyptic number.

113440100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113440100 is an abundant number, since it is smaller than the sum of its proper divisors (133877404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113440100 is a wasteful number, since it uses less digits than its factorization.

113440100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5324 (or 5317 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 113440100 is about 10650.8262590280. The cubic root of 113440100 is about 484.0856404247.

Adding to 113440100 its reverse (1044311), we get a palindrome (114484411).

The spelling of 113440100 in words is "one hundred thirteen million, four hundred forty thousand, one hundred".