13043100 has 72 divisors (see below), whose sum is σ = 43136128. Its totient is φ = 2980800.

The previous prime is 13043087. The next prime is 13043117. The reversal of 13043100 is 134031.

It is a super-2 number, since 2×13043100² = 340244915220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1006 + ... + 5205.

Almost surely, 2^13043100 is an apocalyptic number.

13043100 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 13043100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21568064).

13043100 is an abundant number, since it is smaller than the sum of its proper divisors (30093028).

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

13043100 is a wasteful number, since it uses less digits than its factorization.

13043100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235 (or 6228 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 13043100 is about 3611.5232243473. The cubic root of 13043100 is about 235.3930347577.

Adding to 13043100 its reverse (134031), we get a palindrome (13177131).

The spelling of 13043100 in words is "thirteen million, forty-three thousand, one hundred".