1299063 has 16 divisors (see below), whose sum is σ = 1840896. Its totient is φ = 813120.

The previous prime is 1299061. The next prime is 1299079. The reversal of 1299063 is 3609921.

It is not a de Polignac number, because 1299063 - 2¹ = 1299061 is a prime.

1299063 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1299063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1299061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4483 + ... + 4763.

It is an arithmetic number, because the mean of its divisors is an integer number (115056).

2^1299063 is an apocalyptic number.

1299063 is a deficient number, since it is larger than the sum of its proper divisors (541833).

1299063 is a wasteful number, since it uses less digits than its factorization.

1299063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1299063 is about 1139.7644493491. The cubic root of 1299063 is about 109.1130605901.

The spelling of 1299063 in words is "one million, two hundred ninety-nine thousand, sixty-three".