131273337313 has 8 divisors (see below), whose sum is σ = 135074457576. Its totient is φ = 127521264000.

The previous prime is 131273337277. The next prime is 131273337329. The reversal of 131273337313 is 313733372131.

It can be written as a sum of positive squares in 4 ways, for example, as 106362081424 + 24911255889 = 326132^2 + 157833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131273337313 - 2²¹ = 131271240161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131273337343) 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, 12256308 + ... + 12267013.

It is an arithmetic number, because the mean of its divisors is an integer number (16884307197).

Almost surely, 2^131273337313 is an apocalyptic number.

It is an amenable number.

131273337313 is a deficient number, since it is larger than the sum of its proper divisors (3801120263).

131273337313 is a wasteful number, since it uses less digits than its factorization.

131273337313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24523475.

The product of its digits is 71442, while the sum is 37.

The spelling of 131273337313 in words is "one hundred thirty-one billion, two hundred seventy-three million, three hundred thirty-seven thousand, three hundred thirteen".