5291647 has 2 divisors, whose sum is σ = 5291648. Its totient is φ = 5291646.

The previous prime is 5291639. The next prime is 5291653. The reversal of 5291647 is 7461925.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5291647 - 2³ = 5291639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5291687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2645823 + 2645824.

It is an arithmetic number, because the mean of its divisors is an integer number (2645824).

Almost surely, 2^5291647 is an apocalyptic number.

5291647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5291647 is an equidigital number, since it uses as much as digits as its factorization.

5291647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 5291647 is about 2300.3580156141. The cubic root of 5291647 is about 174.2596972016.

The spelling of 5291647 in words is "five million, two hundred ninety-one thousand, six hundred forty-seven".