313402505144269 has 2 divisors, whose sum is σ = 313402505144270. Its totient is φ = 313402505144268.

The previous prime is 313402505144233. The next prime is 313402505144401. The reversal of 313402505144269 is 962441505204313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217319576348169 + 96082928796100 = 14741763^2 + 9802190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313402505144269 is a prime.

It is a super-2 number, since 2×313402505144269² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313402505144669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156701252572134 + 156701252572135.

It is an arithmetic number, because the mean of its divisors is an integer number (156701252572135).

Almost surely, 2^{313402505144269} is an apocalyptic number.

It is an amenable number.

313402505144269 is a deficient number, since it is larger than the sum of its proper divisors (1).

313402505144269 is an equidigital number, since it uses as much as digits as its factorization.

313402505144269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 313402505144269 in words is "three hundred thirteen trillion, four hundred two billion, five hundred five million, one hundred forty-four thousand, two hundred sixty-nine".