1345459 has 4 divisors (see below), whose sum is σ = 1348200. Its totient is φ = 1342720.

The previous prime is 1345457. The next prime is 1345471. The reversal of 1345459 is 9545431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1345459 - 2¹ = 1345457 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1345459.

It is not an unprimeable number, because it can be changed into a prime (1345451) 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 in 3 ways as a sum of consecutive naturals, for example, 409 + ... + 1690.

It is an arithmetic number, because the mean of its divisors is an integer number (337050).

2^1345459 is an apocalyptic number.

1345459 is a deficient number, since it is larger than the sum of its proper divisors (2741).

1345459 is an equidigital number, since it uses as much as digits as its factorization.

1345459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740.

The product of its digits is 10800, while the sum is 31.

The square root of 1345459 is about 1159.9392225457. The cubic root of 1345459 is about 110.3968858517.

The spelling of 1345459 in words is "one million, three hundred forty-five thousand, four hundred fifty-nine".