1334468889 has 24 divisors (see below), whose sum is σ = 2087871240. Its totient is φ = 816452352.

The previous prime is 1334468887. The next prime is 1334468909. The reversal of 1334468889 is 9888644331.

It can be written as a sum of positive squares in 4 ways, for example, as 151659225 + 1182809664 = 12315^2 + 34392^2 .

It is not a de Polignac number, because 1334468889 - 2¹ = 1334468887 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1334468887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12724 + ... + 53205.

It is an arithmetic number, because the mean of its divisors is an integer number (86994635).

Almost surely, 2^1334468889 is an apocalyptic number.

It is an amenable number.

1334468889 is a deficient number, since it is larger than the sum of its proper divisors (753402351).

1334468889 is a wasteful number, since it uses less digits than its factorization.

1334468889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66121 (or 66118 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 1334468889 is about 36530.3830940766. The cubic root of 1334468889 is about 1100.9547878194.

The spelling of 1334468889 in words is "one billion, three hundred thirty-four million, four hundred sixty-eight thousand, eight hundred eighty-nine".