131726212 has 6 divisors (see below), whose sum is σ = 230520878. Its totient is φ = 65863104.

The previous prime is 131726201. The next prime is 131726213. The reversal of 131726212 is 212627131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 84198976 + 47527236 = 9176^2 + 6894^2 .

It is not an unprimeable number, because it can be changed into a prime (131726213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16465773 + ... + 16465780.

Almost surely, 2^131726212 is an apocalyptic number.

It is an amenable number.

131726212 is a deficient number, since it is larger than the sum of its proper divisors (98794666).

131726212 is a wasteful number, since it uses less digits than its factorization.

131726212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32931557 (or 32931555 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 131726212 is about 11477.2040149158. The cubic root of 131726212 is about 508.8120653050.

The spelling of 131726212 in words is "one hundred thirty-one million, seven hundred twenty-six thousand, two hundred twelve".