113145400 has 24 divisors (see below), whose sum is σ = 263063520. Its totient is φ = 45258080.

The previous prime is 113145377. The next prime is 113145413. The reversal of 113145400 is 4541311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 282664 + ... + 283063.

It is an arithmetic number, because the mean of its divisors is an integer number (10960980).

Almost surely, 2^113145400 is an apocalyptic number.

113145400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113145400 is an abundant number, since it is smaller than the sum of its proper divisors (149918120).

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

113145400 is a wasteful number, since it uses less digits than its factorization.

113145400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565743 (or 565734 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 113145400 is about 10636.9826548698. The cubic root of 113145400 is about 483.6660834569. Note that the first 3 decimals are identical.

Adding to 113145400 its reverse (4541311), we get a palindrome (117686711).

The spelling of 113145400 in words is "one hundred thirteen million, one hundred forty-five thousand, four hundred".