5265511 has 4 divisors (see below), whose sum is σ = 5301000. Its totient is φ = 5230024.

The previous prime is 5265499. The next prime is 5265517. The reversal of 5265511 is 1155625.

5265511 = 109² + 110² + ... + 257².

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

It is a cyclic number.

It is not a de Polignac number, because 5265511 - 2⁷ = 5265383 is a prime.

It is a super-2 number, since 2×5265511² = 55451212182242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5265517) 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, 17521 + ... + 17818.

It is an arithmetic number, because the mean of its divisors is an integer number (1325250).

Almost surely, 2^5265511 is an apocalyptic number.

5265511 is a deficient number, since it is larger than the sum of its proper divisors (35489).

5265511 is a wasteful number, since it uses less digits than its factorization.

5265511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35488.

The product of its digits is 1500, while the sum is 25.

The square root of 5265511 is about 2294.6701287985. The cubic root of 5265511 is about 173.9723279198.

It can be divided in two parts, 5265 and 511, that added together give a square (5776 = 76²).

The spelling of 5265511 in words is "five million, two hundred sixty-five thousand, five hundred eleven".