5270861 has 2 divisors, whose sum is σ = 5270862. Its totient is φ = 5270860.

The previous prime is 5270851. The next prime is 5270869. The reversal of 5270861 is 1680725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5148361 + 122500 = 2269^2 + 350^2 .

It is a cyclic number.

It is not a de Polignac number, because 5270861 - 2²² = 1076557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5270869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2635430 + 2635431.

It is an arithmetic number, because the mean of its divisors is an integer number (2635431).

Almost surely, 2^5270861 is an apocalyptic number.

It is an amenable number.

5270861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5270861 is an equidigital number, since it uses as much as digits as its factorization.

5270861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 5270861 is about 2295.8355777364. The cubic root of 5270861 is about 174.0312292562.

The spelling of 5270861 in words is "five million, two hundred seventy thousand, eight hundred sixty-one".