19142341 has 2 divisors, whose sum is σ = 19142342. Its totient is φ = 19142340.

The previous prime is 19142327. The next prime is 19142377. The reversal of 19142341 is 14324191.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16370116 + 2772225 = 4046^2 + 1665^2 .

It is a cyclic number.

It is not a de Polignac number, because 19142341 - 2⁷ = 19142213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19142311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9571170 + 9571171.

It is an arithmetic number, because the mean of its divisors is an integer number (9571171).

Almost surely, 2^19142341 is an apocalyptic number.

It is an amenable number.

19142341 is a deficient number, since it is larger than the sum of its proper divisors (1).

19142341 is an equidigital number, since it uses as much as digits as its factorization.

19142341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 25.

The square root of 19142341 is about 4375.1961098904. The cubic root of 19142341 is about 267.5048638007.

The spelling of 19142341 in words is "nineteen million, one hundred forty-two thousand, three hundred forty-one".