1353121 has 8 divisors (see below), whose sum is σ = 1687104. Its totient is φ = 1054320.

The previous prime is 1353101. The next prime is 1353133. The reversal of 1353121 is 1213531.

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 1353121 - 2⁵ = 1353089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1353095 and 1353104.

It is not an unprimeable number, because it can be changed into a prime (1353101) 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, 8710 + ... + 8863.

It is an arithmetic number, because the mean of its divisors is an integer number (210888).

2^1353121 is an apocalyptic number.

1353121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1353121 is a deficient number, since it is larger than the sum of its proper divisors (333983).

1353121 is a wasteful number, since it uses less digits than its factorization.

1353121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17591.

The product of its digits is 90, while the sum is 16.

The square root of 1353121 is about 1163.2372930748. The cubic root of 1353121 is about 110.6060487608.

Adding to 1353121 its reverse (1213531), we get a palindrome (2566652).

The spelling of 1353121 in words is "one million, three hundred fifty-three thousand, one hundred twenty-one".