1339305 has 16 divisors (see below), whose sum is σ = 2337984. Its totient is φ = 649280.

The previous prime is 1339297. The next prime is 1339333. The reversal of 1339305 is 5039331.

It is not a de Polignac number, because 1339305 - 2³ = 1339297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3894 + ... + 4223.

It is an arithmetic number, because the mean of its divisors is an integer number (146124).

2^1339305 is an apocalyptic number.

1339305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1339305 is a deficient number, since it is larger than the sum of its proper divisors (998679).

1339305 is a wasteful number, since it uses less digits than its factorization.

1339305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8136.

The product of its (nonzero) digits is 1215, while the sum is 24.

The square root of 1339305 is about 1157.2834570666. The cubic root of 1339305 is about 110.2283136679.

The spelling of 1339305 in words is "one million, three hundred thirty-nine thousand, three hundred five".