131725410 has 32 divisors (see below), whose sum is σ = 319049280. Its totient is φ = 34803648.

The previous prime is 131725379. The next prime is 131725421. The reversal of 131725410 is 14527131.

It is a Curzon 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, 16872 + ... + 23411.

It is an arithmetic number, because the mean of its divisors is an integer number (9970290).

Almost surely, 2^131725410 is an apocalyptic number.

131725410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131725410 is an abundant number, since it is smaller than the sum of its proper divisors (187323870).

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

131725410 is a wasteful number, since it uses less digits than its factorization.

131725410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40402.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 131725410 is about 11477.1690760396. The cubic root of 131725410 is about 508.8110326882.

The spelling of 131725410 in words is "one hundred thirty-one million, seven hundred twenty-five thousand, four hundred ten".