5268511 has 4 divisors (see below), whose sum is σ = 5288224. Its totient is φ = 5248800.

The previous prime is 5268499. The next prime is 5268539. The reversal of 5268511 is 1158625.

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

It is a 5-Lehmer number, since φ(5268511) divides (5268511-1)⁵.

It is a cyclic number.

It is not a de Polignac number, because 5268511 - 2¹¹ = 5266463 is a prime.

It is a Duffinian number.

5268511 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5268511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5268551) 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, 9450 + ... + 9991.

It is an arithmetic number, because the mean of its divisors is an integer number (1322056).

Almost surely, 2^5268511 is an apocalyptic number.

5268511 is the 1027-th centered decagonal number.

5268511 is a deficient number, since it is larger than the sum of its proper divisors (19713).

5268511 is a wasteful number, since it uses less digits than its factorization.

5268511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19712.

The product of its digits is 2400, while the sum is 28.

The square root of 5268511 is about 2295.3237244450. The cubic root of 5268511 is about 174.0053616175.

The spelling of 5268511 in words is "five million, two hundred sixty-eight thousand, five hundred eleven".