5136785 has 4 divisors (see below), whose sum is σ = 6164148. Its totient is φ = 4109424.

The previous prime is 5136773. The next prime is 5136809. The reversal of 5136785 is 5876315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 591361 + 4545424 = 769^2 + 2132^2 .

It is a cyclic number.

It is not a de Polignac number, because 5136785 - 2⁶ = 5136721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513674 + ... + 513683.

It is an arithmetic number, because the mean of its divisors is an integer number (1541037).

Almost surely, 2^5136785 is an apocalyptic number.

It is an amenable number.

5136785 is a deficient number, since it is larger than the sum of its proper divisors (1027363).

5136785 is a wasteful number, since it uses less digits than its factorization.

5136785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027362.

The product of its digits is 25200, while the sum is 35.

The square root of 5136785 is about 2266.4476609884. The cubic root of 5136785 is about 172.5429144786.

The spelling of 5136785 in words is "five million, one hundred thirty-six thousand, seven hundred eighty-five".