1434340279 has 2 divisors, whose sum is σ = 1434340280. Its totient is φ = 1434340278.

The previous prime is 1434340249. The next prime is 1434340307. The reversal of 1434340279 is 9720434341.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1434340279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434340249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717170139 + 717170140.

It is an arithmetic number, because the mean of its divisors is an integer number (717170140).

Almost surely, 2^1434340279 is an apocalyptic number.

1434340279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434340279 is an equidigital number, since it uses as much as digits as its factorization.

1434340279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 1434340279 is about 37872.6851305793. The cubic root of 1434340279 is about 1127.7618473365.

The spelling of 1434340279 in words is "one billion, four hundred thirty-four million, three hundred forty thousand, two hundred seventy-nine".