131326625 has 16 divisors (see below), whose sum is σ = 166682880. Its totient is φ = 103274800.

The previous prime is 131326621. The next prime is 131326627. The reversal of 131326625 is 526623131.

It is not a de Polignac number, because 131326625 - 2² = 131326621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131326621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1529 + ... + 16278.

It is an arithmetic number, because the mean of its divisors is an integer number (10417680).

Almost surely, 2^131326625 is an apocalyptic number.

It is an amenable number.

131326625 is a deficient number, since it is larger than the sum of its proper divisors (35356255).

131326625 is an equidigital number, since it uses as much as digits as its factorization.

131326625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17881 (or 17871 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 131326625 is about 11459.7829386075. The cubic root of 131326625 is about 508.2970561468.

Adding to 131326625 its reverse (526623131), we get a palindrome (657949756).

The spelling of 131326625 in words is "one hundred thirty-one million, three hundred twenty-six thousand, six hundred twenty-five".