19314049 has 2 divisors, whose sum is σ = 19314050. Its totient is φ = 19314048.

The previous prime is 19314041. The next prime is 19314067. The reversal of 19314049 is 94041391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17909824 + 1404225 = 4232^2 + 1185^2 .

It is a cyclic number.

It is not a de Polignac number, because 19314049 - 2³ = 19314041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19314049.

It is not a weakly prime, because it can be changed into another prime (19314041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9657024 + 9657025.

It is an arithmetic number, because the mean of its divisors is an integer number (9657025).

Almost surely, 2^19314049 is an apocalyptic number.

It is an amenable number.

19314049 is a deficient number, since it is larger than the sum of its proper divisors (1).

19314049 is an equidigital number, since it uses as much as digits as its factorization.

19314049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 19314049 is about 4394.7751933404. The cubic root of 19314049 is about 268.3023292325.

The spelling of 19314049 in words is "nineteen million, three hundred fourteen thousand, forty-nine".