5261545 has 4 divisors (see below), whose sum is σ = 6313860. Its totient is φ = 4209232.

The previous prime is 5261527. The next prime is 5261563. The reversal of 5261545 is 5451625.

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

It is an interprime number because it is at equal distance from previous prime (5261527) and next prime (5261563).

It can be written as a sum of positive squares in 2 ways, for example, as 2096704 + 3164841 = 1448^2 + 1779^2 .

It is a cyclic number.

It is not a de Polignac number, because 5261545 - 2⁹ = 5261033 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526150 + ... + 526159.

It is an arithmetic number, because the mean of its divisors is an integer number (1578465).

Almost surely, 2^5261545 is an apocalyptic number.

It is an amenable number.

5261545 is a deficient number, since it is larger than the sum of its proper divisors (1052315).

5261545 is a wasteful number, since it uses less digits than its factorization.

5261545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052314.

The product of its digits is 6000, while the sum is 28.

The square root of 5261545 is about 2293.8057895123. The cubic root of 5261545 is about 173.9286381079.

The spelling of 5261545 in words is "five million, two hundred sixty-one thousand, five hundred forty-five".