1039091 has 8 divisors (see below), whose sum is σ = 1158480. Its totient is φ = 926208.

The previous prime is 1039081. The next prime is 1039109. The reversal of 1039091 is 1909301.

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 1039091 - 2¹⁸ = 776947 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1039001) 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, 1286 + ... + 1931.

It is an arithmetic number, because the mean of its divisors is an integer number (144810).

2^1039091 is an apocalyptic number.

1039091 is a deficient number, since it is larger than the sum of its proper divisors (119389).

1039091 is a wasteful number, since it uses less digits than its factorization.

1039091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 1039091 is about 1019.3581313748. The cubic root of 1039091 is about 101.2864137683.

The spelling of 1039091 in words is "one million, thirty-nine thousand, ninety-one".