131325734 has 16 divisors (see below), whose sum is σ = 204840576. Its totient is φ = 63076800.

The previous prime is 131325713. The next prime is 131325737. The reversal of 131325734 is 437523131.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 131325697 and 131325706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131325737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764 + ... + 16224.

It is an arithmetic number, because the mean of its divisors is an integer number (12802536).

Almost surely, 2^131325734 is an apocalyptic number.

131325734 is a deficient number, since it is larger than the sum of its proper divisors (73514842).

131325734 is a wasteful number, since it uses less digits than its factorization.

131325734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15631.

The product of its digits is 7560, while the sum is 29.

The square root of 131325734 is about 11459.7440634597. The cubic root of 131325734 is about 508.2959066117.

Adding to 131325734 its reverse (437523131), we get a palindrome (568848865).

The spelling of 131325734 in words is "one hundred thirty-one million, three hundred twenty-five thousand, seven hundred thirty-four".