1259121 has 8 divisors (see below), whose sum is σ = 1710720. Its totient is φ = 823472.

The previous prime is 1259113. The next prime is 1259123. The reversal of 1259121 is 1219521.

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 1259121 - 2³ = 1259113 is a prime.

1259121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1259123) 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 7 ways as a sum of consecutive naturals, for example, 3801 + ... + 4118.

It is an arithmetic number, because the mean of its divisors is an integer number (213840).

2^1259121 is an apocalyptic number.

It is an amenable number.

1259121 is a deficient number, since it is larger than the sum of its proper divisors (451599).

1259121 is an equidigital number, since it uses as much as digits as its factorization.

1259121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7975.

The product of its digits is 180, while the sum is 21.

The square root of 1259121 is about 1122.1056100029. The cubic root of 1259121 is about 107.9831077833.

The spelling of 1259121 in words is "one million, two hundred fifty-nine thousand, one hundred twenty-one".