5140085 has 4 divisors (see below), whose sum is σ = 6168108. Its totient is φ = 4112064.

The previous prime is 5140073. The next prime is 5140087. The reversal of 5140085 is 5800415.

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 2010724 + 3129361 = 1418^2 + 1769^2 .

It is a cyclic number.

It is not a de Polignac number, because 5140085 - 2¹⁸ = 4877941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5140085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514004 + ... + 514013.

It is an arithmetic number, because the mean of its divisors is an integer number (1542027).

Almost surely, 2^5140085 is an apocalyptic number.

It is an amenable number.

5140085 is a deficient number, since it is larger than the sum of its proper divisors (1028023).

5140085 is a wasteful number, since it uses less digits than its factorization.

5140085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028022.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 5140085 is about 2267.1755556198. The cubic root of 5140085 is about 172.5798552065.

The spelling of 5140085 in words is "five million, one hundred forty thousand, eighty-five".