131400600 has 48 divisors (see below), whose sum is σ = 407343720. Its totient is φ = 35040000.

The previous prime is 131400589. The next prime is 131400629. The reversal of 131400600 is 6004131.

It is a super-2 number, since 2×131400600² = 34532235360720000, which contains 22 as substring.

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 131400600.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 108901 + ... + 110100.

Almost surely, 2^131400600 is an apocalyptic number.

131400600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131400600 is an abundant number, since it is smaller than the sum of its proper divisors (275943120).

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

131400600 is a wasteful number, since it uses less digits than its factorization.

131400600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219020 (or 219011 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 131400600 is about 11463.0100758919. The cubic root of 131400600 is about 508.3924778148.

Adding to 131400600 its reverse (6004131), we get a palindrome (137404731).

The spelling of 131400600 in words is "one hundred thirty-one million, four hundred thousand, six hundred".