1039121 has 4 divisors (see below), whose sum is σ = 1045044. Its totient is φ = 1033200.

The previous prime is 1039111. The next prime is 1039127. The reversal of 1039121 is 1219301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 192721 + 846400 = 439^2 + 920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1039121 - 2¹⁸ = 776977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1039121.

It is not an unprimeable number, because it can be changed into a prime (1039127) 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, 2690 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (261261).

2^1039121 is an apocalyptic number.

It is an amenable number.

1039121 is a deficient number, since it is larger than the sum of its proper divisors (5923).

1039121 is an equidigital number, since it uses as much as digits as its factorization.

1039121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5922.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1039121 is about 1019.3728464110. The cubic root of 1039121 is about 101.2873885187.

The spelling of 1039121 in words is "one million, thirty-nine thousand, one hundred twenty-one".