1889288053 has 2 divisors, whose sum is σ = 1889288054. Its totient is φ = 1889288052.

The previous prime is 1889288041. The next prime is 1889288059. The reversal of 1889288053 is 3508829881.

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., 1797166449 + 92121604 = 42393^2 + 9598^2 .

It is an emirp because it is prime and its reverse (3508829881) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1889288053 - 2¹⁷ = 1889156981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1889288059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 944644026 + 944644027.

It is an arithmetic number, because the mean of its divisors is an integer number (944644027).

Almost surely, 2^1889288053 is an apocalyptic number.

It is an amenable number.

1889288053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1889288053 is an equidigital number, since it uses as much as digits as its factorization.

1889288053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 52.

The square root of 1889288053 is about 43465.9412989067. The cubic root of 1889288053 is about 1236.2303251170.

The spelling of 1889288053 in words is "one billion, eight hundred eighty-nine million, two hundred eighty-eight thousand, fifty-three".