314143237 has 2 divisors, whose sum is σ = 314143238. Its totient is φ = 314143236.

The previous prime is 314143213. The next prime is 314143241. The reversal of 314143237 is 732341413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209265156 + 104878081 = 14466^2 + 10241^2 .

It is a cyclic number.

It is not a de Polignac number, because 314143237 - 2¹¹ = 314141189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314143537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157071618 + 157071619.

It is an arithmetic number, because the mean of its divisors is an integer number (157071619).

Almost surely, 2^314143237 is an apocalyptic number.

It is an amenable number.

314143237 is a deficient number, since it is larger than the sum of its proper divisors (1).

314143237 is an equidigital number, since it uses as much as digits as its factorization.

314143237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 28.

The square root of 314143237 is about 17724.0863516290. The cubic root of 314143237 is about 679.7917737589.

The spelling of 314143237 in words is "three hundred fourteen million, one hundred forty-three thousand, two hundred thirty-seven".