1344622513019 has 2 divisors, whose sum is σ = 1344622513020. Its totient is φ = 1344622513018.

The previous prime is 1344622512991. The next prime is 1344622513021. The reversal of 1344622513019 is 9103152264431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1344622513019 - 2¹² = 1344622508923 is a prime.

It is a super-2 number, since 2×1344622513019² (a number of 25 digits) contains 22 as substring.

Together with 1344622513021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1344622813019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672311256509 + 672311256510.

It is an arithmetic number, because the mean of its divisors is an integer number (672311256510).

Almost surely, 2^{1344622513019} is an apocalyptic number.

1344622513019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344622513019 is an equidigital number, since it uses as much as digits as its factorization.

1344622513019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 1344622513019 in words is "one trillion, three hundred forty-four billion, six hundred twenty-two million, five hundred thirteen thousand, nineteen".