5263432261 has 2 divisors, whose sum is σ = 5263432262. Its totient is φ = 5263432260.

The previous prime is 5263432211. The next prime is 5263432283. The reversal of 5263432261 is 1622343625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3769223236 + 1494209025 = 61394^2 + 38655^2 .

It is a cyclic number.

It is not a de Polignac number, because 5263432261 - 2¹³ = 5263424069 is a prime.

It is a super-2 number, since 2×5263432261² = 55407438332271144242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263432201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631716130 + 2631716131.

It is an arithmetic number, because the mean of its divisors is an integer number (2631716131).

Almost surely, 2^5263432261 is an apocalyptic number.

It is an amenable number.

5263432261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263432261 is an equidigital number, since it uses as much as digits as its factorization.

5263432261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 5263432261 is about 72549.5159253320. The cubic root of 5263432261 is about 1739.4943108142.

Adding to 5263432261 its reverse (1622343625), we get a palindrome (6885775886).

The spelling of 5263432261 in words is "five billion, two hundred sixty-three million, four hundred thirty-two thousand, two hundred sixty-one".