13745419 has 2 divisors, whose sum is σ = 13745420. Its totient is φ = 13745418.

The previous prime is 13745377. The next prime is 13745429. The reversal of 13745419 is 91454731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13745419 - 2¹⁵ = 13712651 is a prime.

It is a super-2 number, since 2×13745419² = 377873086971122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13745429) 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, 6872709 + 6872710.

It is an arithmetic number, because the mean of its divisors is an integer number (6872710).

Almost surely, 2^13745419 is an apocalyptic number.

13745419 is a deficient number, since it is larger than the sum of its proper divisors (1).

13745419 is an equidigital number, since it uses as much as digits as its factorization.

13745419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 13745419 is about 3707.4814901763. The cubic root of 13745419 is about 239.5443844502.

The spelling of 13745419 in words is "thirteen million, seven hundred forty-five thousand, four hundred nineteen".