316254997 has 2 divisors, whose sum is σ = 316254998. Its totient is φ = 316254996.

The previous prime is 316254971. The next prime is 316255001. The reversal of 316254997 is 799452613.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230766481 + 85488516 = 15191^2 + 9246^2 .

It is an emirp because it is prime and its reverse (799452613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316254997 - 2¹⁵ = 316222229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316254797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158127498 + 158127499.

It is an arithmetic number, because the mean of its divisors is an integer number (158127499).

Almost surely, 2^316254997 is an apocalyptic number.

It is an amenable number.

316254997 is a deficient number, since it is larger than the sum of its proper divisors (1).

316254997 is an equidigital number, since it uses as much as digits as its factorization.

316254997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 46.

The square root of 316254997 is about 17783.5597392648. The cubic root of 316254997 is about 681.3116242882.

The spelling of 316254997 in words is "three hundred sixteen million, two hundred fifty-four thousand, nine hundred ninety-seven".