1039099 has 4 divisors (see below), whose sum is σ = 1074960. Its totient is φ = 1003240.

The previous prime is 1039081. The next prime is 1039109. The reversal of 1039099 is 9909301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9909301 = 853 ⋅11617.

It is a cyclic number.

It is not a de Polignac number, because 1039099 - 2⁵ = 1039067 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1039099.

It is not an unprimeable number, because it can be changed into a prime (1039039) 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, 17887 + ... + 17944.

It is an arithmetic number, because the mean of its divisors is an integer number (268740).

2^1039099 is an apocalyptic number.

1039099 is a deficient number, since it is larger than the sum of its proper divisors (35861).

1039099 is an equidigital number, since it uses as much as digits as its factorization.

1039099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35860.

The product of its (nonzero) digits is 2187, while the sum is 31.

The square root of 1039099 is about 1019.3620554052. The cubic root of 1039099 is about 101.2866737036.

The spelling of 1039099 in words is "one million, thirty-nine thousand, ninety-nine".