19416713 has 2 divisors, whose sum is σ = 19416714. Its totient is φ = 19416712.

The previous prime is 19416707. The next prime is 19416743. The reversal of 19416713 is 31761491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14807104 + 4609609 = 3848^2 + 2147^2 .

It is a cyclic number.

It is not a de Polignac number, because 19416713 - 2²² = 15222409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_1235885 and since 19416713 and 1235885 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19416713.

It is not a weakly prime, because it can be changed into another prime (19416743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9708356 + 9708357.

It is an arithmetic number, because the mean of its divisors is an integer number (9708357).

Almost surely, 2^19416713 is an apocalyptic number.

It is an amenable number.

19416713 is a deficient number, since it is larger than the sum of its proper divisors (1).

19416713 is an equidigital number, since it uses as much as digits as its factorization.

19416713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 32.

The square root of 19416713 is about 4406.4399462605. The cubic root of 19416713 is about 268.7768772110.

The spelling of 19416713 in words is "nineteen million, four hundred sixteen thousand, seven hundred thirteen".