131343000 has 64 divisors (see below), whose sum is σ = 409799520. Its totient is φ = 35024000.

The previous prime is 131342993. The next prime is 131343031. The reversal of 131343000 is 343131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18891 + ... + 24890.

Almost surely, 2^131343000 is an apocalyptic number.

131343000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131343000 is an abundant number, since it is smaller than the sum of its proper divisors (278456520).

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

131343000 is a wasteful number, since it uses less digits than its factorization.

131343000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43805 (or 43791 counting only the distinct ones).

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

The square root of 131343000 is about 11460.4973714058. The cubic root of 131343000 is about 508.3181816380.

Adding to 131343000 its reverse (343131), we get a palindrome (131686131).

The spelling of 131343000 in words is "one hundred thirty-one million, three hundred forty-three thousand".