19400002411 has 2 divisors, whose sum is σ = 19400002412. Its totient is φ = 19400002410.

The previous prime is 19400002397. The next prime is 19400002417. The reversal of 19400002411 is 11420000491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19400002411 - 2¹³ = 19399994219 is a prime.

It is not a weakly prime, because it can be changed into another prime (19400002417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9700001205 + 9700001206.

It is an arithmetic number, because the mean of its divisors is an integer number (9700001206).

Almost surely, 2^19400002411 is an apocalyptic number.

19400002411 is a deficient number, since it is larger than the sum of its proper divisors (1).

19400002411 is an equidigital number, since it uses as much as digits as its factorization.

19400002411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 19400002411 in words is "nineteen billion, four hundred million, two thousand, four hundred eleven".