5105811 has 8 divisors (see below), whose sum is σ = 6819280. Its totient is φ = 3398112.

The previous prime is 5105809. The next prime is 5105833. The reversal of 5105811 is 1185015.

5105811 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5105811 - 2¹ = 5105809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5100811) 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, 1461 + ... + 3513.

It is an arithmetic number, because the mean of its divisors is an integer number (852410).

Almost surely, 2^5105811 is an apocalyptic number.

5105811 is a deficient number, since it is larger than the sum of its proper divisors (1713469).

5105811 is a wasteful number, since it uses less digits than its factorization.

5105811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 5105811 is about 2259.6041688756. The cubic root of 5105811 is about 172.1954129310.

The spelling of 5105811 in words is "five million, one hundred five thousand, eight hundred eleven".