131253322 has 4 divisors (see below), whose sum is σ = 196879986. Its totient is φ = 65626660.

The previous prime is 131253313. The next prime is 131253337. The reversal of 131253322 is 223352131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223352131 = 47 ⋅4752173.

It can be written as a sum of positive squares in only one way, i.e., 121198081 + 10055241 = 11009^2 + 3171^2 .

It is a junction number, because it is equal to n+sod(n) for n = 131253293 and 131253302.

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 as a sum of consecutive naturals, namely, 32813329 + ... + 32813332.

Almost surely, 2^131253322 is an apocalyptic number.

131253322 is a deficient number, since it is larger than the sum of its proper divisors (65626664).

131253322 is an equidigital number, since it uses as much as digits as its factorization.

131253322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65626663.

The product of its digits is 1080, while the sum is 22.

The square root of 131253322 is about 11456.5842204385. The cubic root of 131253322 is about 508.2024659506.

The spelling of 131253322 in words is "one hundred thirty-one million, two hundred fifty-three thousand, three hundred twenty-two".