1335987 has 8 divisors (see below), whose sum is σ = 1979280. Its totient is φ = 890640.

The previous prime is 1335977. The next prime is 1335989. The reversal of 1335987 is 7895331.

It is not a de Polignac number, because 1335987 - 2¹⁵ = 1303219 is a prime.

It is a super-2 number, since 2×1335987² = 3569722528338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1335989) 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, 24714 + ... + 24767.

It is an arithmetic number, because the mean of its divisors is an integer number (247410).

2^1335987 is an apocalyptic number.

1335987 is a deficient number, since it is larger than the sum of its proper divisors (643293).

1335987 is an equidigital number, since it uses as much as digits as its factorization.

1335987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49490 (or 49484 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 1335987 is about 1155.8490385859. The cubic root of 1335987 is about 110.1372116940.

The spelling of 1335987 in words is "one million, three hundred thirty-five thousand, nine hundred eighty-seven".