5312261 has 2 divisors, whose sum is σ = 5312262. Its totient is φ = 5312260.

The previous prime is 5312233. The next prime is 5312273. The reversal of 5312261 is 1622135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4024036 + 1288225 = 2006^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 5312261 - 2¹⁰ = 5311237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5312221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656130 + 2656131.

It is an arithmetic number, because the mean of its divisors is an integer number (2656131).

Almost surely, 2^5312261 is an apocalyptic number.

It is an amenable number.

5312261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312261 is an equidigital number, since it uses as much as digits as its factorization.

5312261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 20.

The square root of 5312261 is about 2304.8342673607. The cubic root of 5312261 is about 174.4856844932.

Adding to 5312261 its reverse (1622135), we get a palindrome (6934396).

The spelling of 5312261 in words is "five million, three hundred twelve thousand, two hundred sixty-one".