317428453 has 2 divisors, whose sum is σ = 317428454. Its totient is φ = 317428452.

The previous prime is 317428429. The next prime is 317428477. The reversal of 317428453 is 354824713.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (317428429) and next prime (317428477).

It can be written as a sum of positive squares in only one way, i.e., 303003649 + 14424804 = 17407^2 + 3798^2 .

It is an emirp because it is prime and its reverse (354824713) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317428453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317428253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158714226 + 158714227.

It is an arithmetic number, because the mean of its divisors is an integer number (158714227).

Almost surely, 2^317428453 is an apocalyptic number.

It is an amenable number.

317428453 is a deficient number, since it is larger than the sum of its proper divisors (1).

317428453 is an equidigital number, since it uses as much as digits as its factorization.

317428453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 37.

The square root of 317428453 is about 17816.5219108557. The cubic root of 317428453 is about 682.1532472679.

The spelling of 317428453 in words is "three hundred seventeen million, four hundred twenty-eight thousand, four hundred fifty-three".