1335889 has 2 divisors, whose sum is σ = 1335890. Its totient is φ = 1335888.

The previous prime is 1335869. The next prime is 1335899. The reversal of 1335889 is 9885331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795664 + 540225 = 892^2 + 735^2 .

It is a cyclic number.

It is not a de Polignac number, because 1335889 - 2¹¹ = 1333841 is a prime.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1335869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667944 + 667945.

It is an arithmetic number, because the mean of its divisors is an integer number (667945).

2^1335889 is an apocalyptic number.

It is an amenable number.

1335889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1335889 is an equidigital number, since it uses as much as digits as its factorization.

1335889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 1335889 is about 1155.8066447291. The cubic root of 1335889 is about 110.1345186262.

The spelling of 1335889 in words is "one million, three hundred thirty-five thousand, eight hundred eighty-nine".