131403300 has 144 divisors (see below), whose sum is σ = 443721600. Its totient is φ = 30011520.

The previous prime is 131403299. The next prime is 131403331. The reversal of 131403300 is 3304131.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 131403300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102262 + ... + 103538.

It is an arithmetic number, because the mean of its divisors is an integer number (3081400).

Almost surely, 2^131403300 is an apocalyptic number.

131403300 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 131403300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221860800).

131403300 is an abundant number, since it is smaller than the sum of its proper divisors (312318300).

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

131403300 is a wasteful number, since it uses less digits than its factorization.

131403300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 131403300 is about 11463.1278454007. The cubic root of 131403300 is about 508.3959599153.

Adding to 131403300 its reverse (3304131), we get a palindrome (134707431).

The spelling of 131403300 in words is "one hundred thirty-one million, four hundred three thousand, three hundred".