15314863 has 2 divisors, whose sum is σ = 15314864. Its totient is φ = 15314862.

The previous prime is 15314851. The next prime is 15314921. The reversal of 15314863 is 36841351.

It is a weak prime.

It is an emirp because it is prime and its reverse (36841351) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15314863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15314363) 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, 7657431 + 7657432.

It is an arithmetic number, because the mean of its divisors is an integer number (7657432).

Almost surely, 2^15314863 is an apocalyptic number.

15314863 is a deficient number, since it is larger than the sum of its proper divisors (1).

15314863 is an equidigital number, since it uses as much as digits as its factorization.

15314863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 31.

The square root of 15314863 is about 3913.4208820417. The cubic root of 15314863 is about 248.3348699913.

The spelling of 15314863 in words is "fifteen million, three hundred fourteen thousand, eight hundred sixty-three".