1344342899 has 2 divisors, whose sum is σ = 1344342900. Its totient is φ = 1344342898.

The previous prime is 1344342877. The next prime is 1344342913. The reversal of 1344342899 is 9982434431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344342899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1344342859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672171449 + 672171450.

It is an arithmetic number, because the mean of its divisors is an integer number (672171450).

Almost surely, 2^1344342899 is an apocalyptic number.

1344342899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344342899 is an equidigital number, since it uses as much as digits as its factorization.

1344342899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 47.

The square root of 1344342899 is about 36665.2819299129. The cubic root of 1344342899 is about 1103.6635149868.

The spelling of 1344342899 in words is "one billion, three hundred forty-four million, three hundred forty-two thousand, eight hundred ninety-nine".