269443423 has 2 divisors, whose sum is σ = 269443424. Its totient is φ = 269443422.

The previous prime is 269443411. The next prime is 269443429. The reversal of 269443423 is 324344962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 269443423 - 2²¹ = 267346271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269443429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134721711 + 134721712.

It is an arithmetic number, because the mean of its divisors is an integer number (134721712).

Almost surely, 2^269443423 is an apocalyptic number.

269443423 is a deficient number, since it is larger than the sum of its proper divisors (1).

269443423 is an equidigital number, since it uses as much as digits as its factorization.

269443423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 37.

The square root of 269443423 is about 16414.7318893730. The cubic root of 269443423 is about 645.8859871253.

It can be divided in two parts, 26 and 9443423, that added together give a palindrome (9443449).

The spelling of 269443423 in words is "two hundred sixty-nine million, four hundred forty-three thousand, four hundred twenty-three".