19053149 has 2 divisors, whose sum is σ = 19053150. Its totient is φ = 19053148.

The previous prime is 19053119. The next prime is 19053163. The reversal of 19053149 is 94135091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12652249 + 6400900 = 3557^2 + 2530^2 .

It is an emirp because it is prime and its reverse (94135091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19053149 - 2⁸ = 19052893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19053119) 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, 9526574 + 9526575.

It is an arithmetic number, because the mean of its divisors is an integer number (9526575).

Almost surely, 2^19053149 is an apocalyptic number.

It is an amenable number.

19053149 is a deficient number, since it is larger than the sum of its proper divisors (1).

19053149 is an equidigital number, since it uses as much as digits as its factorization.

19053149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 19053149 is about 4364.9912943785. The cubic root of 19053149 is about 267.0887452989.

The spelling of 19053149 in words is "nineteen million, fifty-three thousand, one hundred forty-nine".