1346659 has 4 divisors (see below), whose sum is σ = 1361880. Its totient is φ = 1331440.

The previous prime is 1346647. The next prime is 1346669. The reversal of 1346659 is 9566431.

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

It is not a de Polignac number, because 1346659 - 2¹⁵ = 1313891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1346629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7477 + ... + 7654.

It is an arithmetic number, because the mean of its divisors is an integer number (340470).

2^1346659 is an apocalyptic number.

1346659 is a deficient number, since it is larger than the sum of its proper divisors (15221).

1346659 is an equidigital number, since it uses as much as digits as its factorization.

1346659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15220.

The product of its digits is 19440, while the sum is 34.

The square root of 1346659 is about 1160.4563757419. The cubic root of 1346659 is about 110.4296966863.

The spelling of 1346659 in words is "one million, three hundred forty-six thousand, six hundred fifty-nine".