1344506369 has 2 divisors, whose sum is σ = 1344506370. Its totient is φ = 1344506368.

The previous prime is 1344506351. The next prime is 1344506419. The reversal of 1344506369 is 9636054431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1288810000 + 55696369 = 35900^2 + 7463^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344506369 - 2¹⁶ = 1344440833 is a prime.

It is a super-2 number, since 2×1344506369² = 3615394752563128322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1344506269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672253184 + 672253185.

It is an arithmetic number, because the mean of its divisors is an integer number (672253185).

Almost surely, 2^1344506369 is an apocalyptic number.

It is an amenable number.

1344506369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344506369 is an equidigital number, since it uses as much as digits as its factorization.

1344506369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 1344506369 is about 36667.5110827010. The cubic root of 1344506369 is about 1103.7082477611.

The spelling of 1344506369 in words is "one billion, three hundred forty-four million, five hundred six thousand, three hundred sixty-nine".