1334888189 has 2 divisors, whose sum is σ = 1334888190. Its totient is φ = 1334888188.

The previous prime is 1334888171. The next prime is 1334888249. The reversal of 1334888189 is 9818884331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1203396100 + 131492089 = 34690^2 + 11467^2 .

It is an emirp because it is prime and its reverse (9818884331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1334888189 - 2¹⁶ = 1334822653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1334888189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1334888119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667444094 + 667444095.

It is an arithmetic number, because the mean of its divisors is an integer number (667444095).

Almost surely, 2^1334888189 is an apocalyptic number.

It is an amenable number.

1334888189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334888189 is an equidigital number, since it uses as much as digits as its factorization.

1334888189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1327104, while the sum is 53.

The square root of 1334888189 is about 36536.1217016804. The cubic root of 1334888189 is about 1101.0700851249.

The spelling of 1334888189 in words is "one billion, three hundred thirty-four million, eight hundred eighty-eight thousand, one hundred eighty-nine".