1048999 has 8 divisors (see below), whose sum is σ = 1205408. Its totient is φ = 894240.

The previous prime is 1048991. The next prime is 1049011. The reversal of 1048999 is 9998401.

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

It is a cyclic number.

It is not a de Polignac number, because 1048999 - 2³ = 1048991 is a prime.

It is a super-2 number, since 2×1048999² = 2200797804002, which contains 22 as substring.

It is a Duffinian number.

1048999 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1669 + ... + 2209.

It is an arithmetic number, because the mean of its divisors is an integer number (150676).

2^1048999 is an apocalyptic number.

1048999 is a deficient number, since it is larger than the sum of its proper divisors (156409).

1048999 is an equidigital number, since it uses as much as digits as its factorization.

1048999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 1048999 is about 1024.2065221429. The cubic root of 1048999 is about 101.6073265946.

The spelling of 1048999 in words is "one million, forty-eight thousand, nine hundred ninety-nine".