5261587 has 2 divisors, whose sum is σ = 5261588. Its totient is φ = 5261586.

The previous prime is 5261573. The next prime is 5261611. The reversal of 5261587 is 7851625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5261587 is a prime.

It is not a weakly prime, because it can be changed into another prime (5261527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630793 + 2630794.

It is an arithmetic number, because the mean of its divisors is an integer number (2630794).

Almost surely, 2^5261587 is an apocalyptic number.

5261587 is a deficient number, since it is larger than the sum of its proper divisors (1).

5261587 is an equidigital number, since it uses as much as digits as its factorization.

5261587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 5261587 is about 2293.8149445847. The cubic root of 5261587 is about 173.9291008987.

The spelling of 5261587 in words is "five million, two hundred sixty-one thousand, five hundred eighty-seven".