5263684249 has 2 divisors, whose sum is σ = 5263684250. Its totient is φ = 5263684248.

The previous prime is 5263684169. The next prime is 5263684259. The reversal of 5263684249 is 9424863625.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5088254224 + 175430025 = 71332^2 + 13245^2 .

It is a cyclic number.

It is not a de Polignac number, because 5263684249 - 2¹¹ = 5263682201 is a prime.

It is not a weakly prime, because it can be changed into another prime (5263684259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631842124 + 2631842125.

It is an arithmetic number, because the mean of its divisors is an integer number (2631842125).

Almost surely, 2^5263684249 is an apocalyptic number.

It is an amenable number.

5263684249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263684249 is an equidigital number, since it uses as much as digits as its factorization.

5263684249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 49.

The square root of 5263684249 is about 72551.2525667200. The cubic root of 5263684249 is about 1739.5220699313.

The spelling of 5263684249 in words is "five billion, two hundred sixty-three million, six hundred eighty-four thousand, two hundred forty-nine".