14252538779 has 4 divisors (see below), whose sum is σ = 14385740184. Its totient is φ = 14119337376.

The previous prime is 14252538767. The next prime is 14252538791. The reversal of 14252538779 is 97783525241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97783525241 = 17 ⋅5751972073.

It is an interprime number because it is at equal distance from previous prime (14252538767) and next prime (14252538791).

It is a cyclic number.

It is not a de Polignac number, because 14252538779 - 2²⁸ = 13984103323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14252538779.

It is not an unprimeable number, because it can be changed into a prime (14252538709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66600542 + ... + 66600755.

It is an arithmetic number, because the mean of its divisors is an integer number (3596435046).

Almost surely, 2^14252538779 is an apocalyptic number.

14252538779 is a deficient number, since it is larger than the sum of its proper divisors (133201405).

14252538779 is a wasteful number, since it uses less digits than its factorization.

14252538779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133201404.

The product of its digits is 4233600, while the sum is 53.

The spelling of 14252538779 in words is "fourteen billion, two hundred fifty-two million, five hundred thirty-eight thousand, seven hundred seventy-nine".