1343000279 has 4 divisors (see below), whose sum is σ = 1343073576. Its totient is φ = 1342926984.

The previous prime is 1343000273. The next prime is 1343000293. The reversal of 1343000279 is 9720003431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1343000279 - 2¹² = 1342996183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343000273) 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, 17912 + ... + 54834.

It is an arithmetic number, because the mean of its divisors is an integer number (335768394).

Almost surely, 2^1343000279 is an apocalyptic number.

1343000279 is a deficient number, since it is larger than the sum of its proper divisors (73297).

1343000279 is an equidigital number, since it uses as much as digits as its factorization.

1343000279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73296.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 1343000279 is about 36646.9682102081. The cubic root of 1343000279 is about 1103.2959762474.

The spelling of 1343000279 in words is "one billion, three hundred forty-three million, two hundred seventy-nine", and thus it is an aban number.