5607725861 has 2 divisors, whose sum is σ = 5607725862. Its totient is φ = 5607725860.

The previous prime is 5607725833. The next prime is 5607725863. The reversal of 5607725861 is 1685277065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3367596961 + 2240128900 = 58031^2 + 47330^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5607725861 is a prime.

Together with 5607725863, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5607725863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803862930 + 2803862931.

It is an arithmetic number, because the mean of its divisors is an integer number (2803862931).

Almost surely, 2^5607725861 is an apocalyptic number.

It is an amenable number.

5607725861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5607725861 is an equidigital number, since it uses as much as digits as its factorization.

5607725861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 47.

The square root of 5607725861 is about 74884.7505237215. The cubic root of 5607725861 is about 1776.6242738030.

The spelling of 5607725861 in words is "five billion, six hundred seven million, seven hundred twenty-five thousand, eight hundred sixty-one".