315452453 has 2 divisors, whose sum is σ = 315452454. Its totient is φ = 315452452.

The previous prime is 315452419. The next prime is 315452461. The reversal of 315452453 is 354254513.

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., 230037889 + 85414564 = 15167^2 + 9242^2 .

It is an emirp because it is prime and its reverse (354254513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 315452453 - 2⁸ = 315452197 is a prime.

It is equal to p_17043098 and since 315452453 and 17043098 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315452653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157726226 + 157726227.

It is an arithmetic number, because the mean of its divisors is an integer number (157726227).

Almost surely, 2^315452453 is an apocalyptic number.

It is an amenable number.

315452453 is a deficient number, since it is larger than the sum of its proper divisors (1).

315452453 is an equidigital number, since it uses as much as digits as its factorization.

315452453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 32.

The square root of 315452453 is about 17760.9811947426. The cubic root of 315452453 is about 680.7348263156.

The spelling of 315452453 in words is "three hundred fifteen million, four hundred fifty-two thousand, four hundred fifty-three".