5119865 has 4 divisors (see below), whose sum is σ = 6143844. Its totient is φ = 4095888.

The previous prime is 5119861. The next prime is 5119871. The reversal of 5119865 is 5689115.

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 2036329 + 3083536 = 1427^2 + 1756^2 .

It is a cyclic number.

It is not a de Polignac number, because 5119865 - 2² = 5119861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5119861) 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, 511982 + ... + 511991.

It is an arithmetic number, because the mean of its divisors is an integer number (1535961).

Almost surely, 2^5119865 is an apocalyptic number.

It is an amenable number.

5119865 is a deficient number, since it is larger than the sum of its proper divisors (1023979).

5119865 is a wasteful number, since it uses less digits than its factorization.

5119865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023978.

The product of its digits is 10800, while the sum is 35.

The square root of 5119865 is about 2262.7118685330. The cubic root of 5119865 is about 172.3532603523.

The spelling of 5119865 in words is "five million, one hundred nineteen thousand, eight hundred sixty-five".