14238694277 has 4 divisors (see below), whose sum is σ = 14507348940. Its totient is φ = 13970039616.

The previous prime is 14238694241. The next prime is 14238694291. The reversal of 14238694277 is 77249683241.

It is a happy number.

It is a Cunningham number, because it is equal to 119326²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77249683241 = 89 ⋅867973969.

It can be written as a sum of positive squares in 2 ways, for example, as 10264526596 + 3974167681 = 101314^2 + 63041^2 .

It is a cyclic number.

It is not a de Polignac number, because 14238694277 - 2⁶ = 14238694213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53), and also a Moran number because the ratio is a prime number: 268654609 = 14238694277 / (1 + 4 + 2 + 3 + 8 + 6 + 9 + 4 + 2 + 7 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14238694207) 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, 134327252 + ... + 134327357.

It is an arithmetic number, because the mean of its divisors is an integer number (3626837235).

Almost surely, 2^14238694277 is an apocalyptic number.

It is an amenable number.

14238694277 is a deficient number, since it is larger than the sum of its proper divisors (268654663).

14238694277 is an equidigital number, since it uses as much as digits as its factorization.

14238694277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268654662.

The product of its digits is 4064256, while the sum is 53.

The spelling of 14238694277 in words is "fourteen billion, two hundred thirty-eight million, six hundred ninety-four thousand, two hundred seventy-seven".