1435121 has 2 divisors, whose sum is σ = 1435122. Its totient is φ = 1435120.

The previous prime is 1435117. The next prime is 1435129. The reversal of 1435121 is 1215341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 960400 + 474721 = 980^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1435121 - 2² = 1435117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1435121.

It is not a weakly prime, because it can be changed into another prime (1435129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717560 + 717561.

It is an arithmetic number, because the mean of its divisors is an integer number (717561).

2^1435121 is an apocalyptic number.

It is an amenable number.

1435121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1435121 is an equidigital number, since it uses as much as digits as its factorization.

1435121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120, while the sum is 17.

The square root of 1435121 is about 1197.9653584307. The cubic root of 1435121 is about 112.7966426327.

The spelling of 1435121 in words is "one million, four hundred thirty-five thousand, one hundred twenty-one".