14166233509 has 2 divisors, whose sum is σ = 14166233510. Its totient is φ = 14166233508.

The previous prime is 14166233483. The next prime is 14166233551. The reversal of 14166233509 is 90533266141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10843056900 + 3323176609 = 104130^2 + 57647^2 .

It is an emirp because it is prime and its reverse (90533266141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14166233509 - 2¹³ = 14166225317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14166237509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7083116754 + 7083116755.

It is an arithmetic number, because the mean of its divisors is an integer number (7083116755).

Almost surely, 2^14166233509 is an apocalyptic number.

It is an amenable number.

14166233509 is a deficient number, since it is larger than the sum of its proper divisors (1).

14166233509 is an equidigital number, since it uses as much as digits as its factorization.

14166233509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 14166233509 in words is "fourteen billion, one hundred sixty-six million, two hundred thirty-three thousand, five hundred nine".