113143100 has 144 divisors (see below), whose sum is σ = 303313920. Its totient is φ = 35769600.

The previous prime is 113143099. The next prime is 113143111. The reversal of 113143100 is 1341311.

It is a super-2 number, since 2×113143100² = 25602722155220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 625010 + ... + 625190.

Almost surely, 2^113143100 is an apocalyptic number.

113143100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113143100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151656960).

113143100 is an abundant number, since it is smaller than the sum of its proper divisors (190170820).

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

113143100 is a wasteful number, since it uses less digits than its factorization.

113143100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113143100 is about 10636.8745409542. The cubic root of 113143100 is about 483.6628061414.

Adding to 113143100 its reverse (1341311), we get a palindrome (114484411).

The spelling of 113143100 in words is "one hundred thirteen million, one hundred forty-three thousand, one hundred".