5651263 has 2 divisors, whose sum is σ = 5651264. Its totient is φ = 5651262.

The previous prime is 5651257. The next prime is 5651273. The reversal of 5651263 is 3621565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5651263 - 2¹⁷ = 5520191 is a prime.

5651263 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5651273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2825631 + 2825632.

It is an arithmetic number, because the mean of its divisors is an integer number (2825632).

Almost surely, 2^5651263 is an apocalyptic number.

5651263 is a deficient number, since it is larger than the sum of its proper divisors (1).

5651263 is an equidigital number, since it uses as much as digits as its factorization.

5651263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 28.

The square root of 5651263 is about 2377.2385240022. The cubic root of 5651263 is about 178.1210198351.

The spelling of 5651263 in words is "five million, six hundred fifty-one thousand, two hundred sixty-three".