19052893 has 2 divisors, whose sum is σ = 19052894. Its totient is φ = 19052892.

The previous prime is 19052867. The next prime is 19052951. The reversal of 19052893 is 39825091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17665209 + 1387684 = 4203^2 + 1178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19052893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19052833) 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, 9526446 + 9526447.

It is an arithmetic number, because the mean of its divisors is an integer number (9526447).

Almost surely, 2^19052893 is an apocalyptic number.

It is an amenable number.

19052893 is a deficient number, since it is larger than the sum of its proper divisors (1).

19052893 is an equidigital number, since it uses as much as digits as its factorization.

19052893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 19052893 is about 4364.9619700520. The cubic root of 19052893 is about 267.0875490833.

The spelling of 19052893 in words is "nineteen million, fifty-two thousand, eight hundred ninety-three".