314655391 has 2 divisors, whose sum is σ = 314655392. Its totient is φ = 314655390.

The previous prime is 314655379. The next prime is 314655403. The reversal of 314655391 is 193556413.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (314655379) and next prime (314655403).

It is an emirp because it is prime and its reverse (193556413) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314655391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 314655391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314625391) 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, 157327695 + 157327696.

It is an arithmetic number, because the mean of its divisors is an integer number (157327696).

Almost surely, 2^314655391 is an apocalyptic number.

314655391 is a deficient number, since it is larger than the sum of its proper divisors (1).

314655391 is an equidigital number, since it uses as much as digits as its factorization.

314655391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 37.

The square root of 314655391 is about 17738.5284338921. The cubic root of 314655391 is about 680.1609992197.

It can be divided in two parts, 31465 and 5391, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 314655391 in words is "three hundred fourteen million, six hundred fifty-five thousand, three hundred ninety-one".