314542391 has 2 divisors, whose sum is σ = 314542392. Its totient is φ = 314542390.

The previous prime is 314542367. The next prime is 314542433. The reversal of 314542391 is 193245413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 314542391 - 2¹⁴ = 314526007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314542301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157271195 + 157271196.

It is an arithmetic number, because the mean of its divisors is an integer number (157271196).

Almost surely, 2^314542391 is an apocalyptic number.

314542391 is a deficient number, since it is larger than the sum of its proper divisors (1).

314542391 is an equidigital number, since it uses as much as digits as its factorization.

314542391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 314542391 is about 17735.3429907628. The cubic root of 314542391 is about 680.0795689762.

The spelling of 314542391 in words is "three hundred fourteen million, five hundred forty-two thousand, three hundred ninety-one".