313294240481 has 2 divisors, whose sum is σ = 313294240482. Its totient is φ = 313294240480.

The previous prime is 313294240477. The next prime is 313294240529. The reversal of 313294240481 is 184042492313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193592080081 + 119702160400 = 439991^2 + 345980^2 .

It is a cyclic number.

It is not a de Polignac number, because 313294240481 - 2² = 313294240477 is a prime.

It is a super-2 number, since 2×313294240481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (313294240471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156647120240 + 156647120241.

It is an arithmetic number, because the mean of its divisors is an integer number (156647120241).

Almost surely, 2^313294240481 is an apocalyptic number.

It is an amenable number.

313294240481 is a deficient number, since it is larger than the sum of its proper divisors (1).

313294240481 is an equidigital number, since it uses as much as digits as its factorization.

313294240481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 313294240481 in words is "three hundred thirteen billion, two hundred ninety-four million, two hundred forty thousand, four hundred eighty-one".