1345759 has 2 divisors, whose sum is σ = 1345760. Its totient is φ = 1345758.

The previous prime is 1345733. The next prime is 1345777. The reversal of 1345759 is 9575431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345759 - 2¹⁷ = 1214687 is a prime.

It is a super-2 number, since 2×1345759² = 3622134572162, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672879 + 672880.

It is an arithmetic number, because the mean of its divisors is an integer number (672880).

2^1345759 is an apocalyptic number.

1345759 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345759 is an equidigital number, since it uses as much as digits as its factorization.

1345759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 34.

The square root of 1345759 is about 1160.0685324583. The cubic root of 1345759 is about 110.4050903888.

The spelling of 1345759 in words is "one million, three hundred forty-five thousand, seven hundred fifty-nine".