1249339 has 8 divisors (see below), whose sum is σ = 1537760. Its totient is φ = 988416.

The previous prime is 1249333. The next prime is 1249343. The reversal of 1249339 is 9339421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1249339 - 2¹¹ = 1247291 is a prime.

1249339 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1249339.

It is not an unprimeable number, because it can be changed into a prime (1249333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6774 + ... + 6955.

It is an arithmetic number, because the mean of its divisors is an integer number (192220).

2^1249339 is an apocalyptic number.

1249339 is a deficient number, since it is larger than the sum of its proper divisors (288421).

1249339 is a wasteful number, since it uses less digits than its factorization.

1249339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13749.

The product of its digits is 5832, while the sum is 31.

The square root of 1249339 is about 1117.7383414735. The cubic root of 1249339 is about 107.7027434026.

The spelling of 1249339 in words is "one million, two hundred forty-nine thousand, three hundred thirty-nine".