5135985 has 24 divisors (see below), whose sum is σ = 9372480. Its totient is φ = 2594592.

The previous prime is 5135983. The next prime is 5136011. The reversal of 5135985 is 5895315.

It is a happy number.

It is not a de Polignac number, because 5135985 - 2¹ = 5135983 is a prime.

5135985 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5135983) 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 in 23 ways as a sum of consecutive naturals, for example, 2149 + ... + 3858.

It is an arithmetic number, because the mean of its divisors is an integer number (390520).

Almost surely, 2^5135985 is an apocalyptic number.

It is an amenable number.

5135985 is a deficient number, since it is larger than the sum of its proper divisors (4236495).

5135985 is a wasteful number, since it uses less digits than its factorization.

5135985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037 (or 6034 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 5135985 is about 2266.2711664759. The cubic root of 5135985 is about 172.5339567682.

The spelling of 5135985 in words is "five million, one hundred thirty-five thousand, nine hundred eighty-five".