1073121 has 16 divisors (see below), whose sum is σ = 1651584. Its totient is φ = 607104.

The previous prime is 1073117. The next prime is 1073131. The reversal of 1073121 is 1213701.

1073121 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 1073121 - 2² = 1073117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1073121.

It is not an unprimeable number, because it can be changed into a prime (1073131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2691 + ... + 3063.

It is an arithmetic number, because the mean of its divisors is an integer number (103224).

2^1073121 is an apocalyptic number.

It is an amenable number.

1073121 is a deficient number, since it is larger than the sum of its proper divisors (578463).

1073121 is a wasteful number, since it uses less digits than its factorization.

1073121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 1073121 is about 1035.9155370975. The cubic root of 1073121 is about 102.3802607317.

Adding to 1073121 its reverse (1213701), we get a palindrome (2286822).

The spelling of 1073121 in words is "one million, seventy-three thousand, one hundred twenty-one".