1423354279 has 2 divisors, whose sum is σ = 1423354280. Its totient is φ = 1423354278.

The previous prime is 1423354171. The next prime is 1423354343. The reversal of 1423354279 is 9724533241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1423354279 - 2¹⁵ = 1423321511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423354879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711677139 + 711677140.

It is an arithmetic number, because the mean of its divisors is an integer number (711677140).

Almost surely, 2^1423354279 is an apocalyptic number.

1423354279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423354279 is an equidigital number, since it uses as much as digits as its factorization.

1423354279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 1423354279 is about 37727.3677719504. The cubic root of 1423354279 is about 1124.8751872067.

The spelling of 1423354279 in words is "one billion, four hundred twenty-three million, three hundred fifty-four thousand, two hundred seventy-nine".