19144127 has 2 divisors, whose sum is σ = 19144128. Its totient is φ = 19144126.

The previous prime is 19144117. The next prime is 19144157. The reversal of 19144127 is 72144191.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19144127 - 2¹⁸ = 18881983 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19144127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19144117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9572063 + 9572064.

It is an arithmetic number, because the mean of its divisors is an integer number (9572064).

Almost surely, 2^19144127 is an apocalyptic number.

19144127 is a deficient number, since it is larger than the sum of its proper divisors (1).

19144127 is an equidigital number, since it uses as much as digits as its factorization.

19144127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 29.

The square root of 19144127 is about 4375.4002102665. The cubic root of 19144127 is about 267.5131830345.

The spelling of 19144127 in words is "nineteen million, one hundred forty-four thousand, one hundred twenty-seven".