315284401 has 2 divisors, whose sum is σ = 315284402. Its totient is φ = 315284400.

The previous prime is 315284399. The next prime is 315284407. The reversal of 315284401 is 104482513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 301925376 + 13359025 = 17376^2 + 3655^2 .

It is a cyclic number.

It is not a de Polignac number, because 315284401 - 2¹ = 315284399 is a prime.

Together with 315284399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 315284401.

It is not a weakly prime, because it can be changed into another prime (315284407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157642200 + 157642201.

It is an arithmetic number, because the mean of its divisors is an integer number (157642201).

Almost surely, 2^315284401 is an apocalyptic number.

It is an amenable number.

315284401 is a deficient number, since it is larger than the sum of its proper divisors (1).

315284401 is an equidigital number, since it uses as much as digits as its factorization.

315284401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 315284401 is about 17756.2496321718. The cubic root of 315284401 is about 680.6139214918.

The spelling of 315284401 in words is "three hundred fifteen million, two hundred eighty-four thousand, four hundred one".