113544280 has 32 divisors (see below), whose sum is σ = 264286800. Its totient is φ = 43851136.

The previous prime is 113544259. The next prime is 113544281. The reversal of 113544280 is 82445311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113544281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47782 + ... + 50101.

Almost surely, 2^113544280 is an apocalyptic number.

113544280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113544280 is an abundant number, since it is smaller than the sum of its proper divisors (150742520).

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

113544280 is a wasteful number, since it uses less digits than its factorization.

113544280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97923 (or 97919 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 113544280 is about 10655.7158370520. The cubic root of 113544280 is about 484.2337850152.

Adding to 113544280 its reverse (82445311), we get a palindrome (195989591).

The spelling of 113544280 in words is "one hundred thirteen million, five hundred forty-four thousand, two hundred eighty".