19010413 has 2 divisors, whose sum is σ = 19010414. Its totient is φ = 19010412.

The previous prime is 19010377. The next prime is 19010423. The reversal of 19010413 is 31401091.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15468489 + 3541924 = 3933^2 + 1882^2 .

It is a cyclic number.

It is not a de Polignac number, because 19010413 - 2⁹ = 19009901 is a prime.

It is a super-2 number, since 2×19010413² = 722791604861138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19010423) 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, 9505206 + 9505207.

It is an arithmetic number, because the mean of its divisors is an integer number (9505207).

Almost surely, 2^19010413 is an apocalyptic number.

It is an amenable number.

19010413 is a deficient number, since it is larger than the sum of its proper divisors (1).

19010413 is an equidigital number, since it uses as much as digits as its factorization.

19010413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 19010413 is about 4360.0932329481. The cubic root of 19010413 is about 266.8889034544. Note that the first 3 decimals are identical.

The spelling of 19010413 in words is "nineteen million, ten thousand, four hundred thirteen".