5261859613 has 4 divisors (see below), whose sum is σ = 5262088000. Its totient is φ = 5261631228.

The previous prime is 5261859607. The next prime is 5261859619. The reversal of 5261859613 is 3169581625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5261859607) and next prime (5261859619).

It is a cyclic number.

It is not a de Polignac number, because 5261859613 - 2⁹ = 5261859101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261859619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75195 + ... + 127192.

It is an arithmetic number, because the mean of its divisors is an integer number (1315522000).

Almost surely, 2^5261859613 is an apocalyptic number.

It is an amenable number.

5261859613 is a deficient number, since it is larger than the sum of its proper divisors (228387).

5261859613 is a wasteful number, since it uses less digits than its factorization.

5261859613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228386.

The product of its digits is 388800, while the sum is 46.

The square root of 5261859613 is about 72538.6766697601. The cubic root of 5261859613 is about 1739.3210471455.

The spelling of 5261859613 in words is "five billion, two hundred sixty-one million, eight hundred fifty-nine thousand, six hundred thirteen".