5263431049 has 2 divisors, whose sum is σ = 5263431050. Its totient is φ = 5263431048.

The previous prime is 5263431037. The next prime is 5263431059. The reversal of 5263431049 is 9401343625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3739934025 + 1523497024 = 61155^2 + 39032^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5263431049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5263430999 and 5263431017.

It is not a weakly prime, because it can be changed into another prime (5263431029) 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, 2631715524 + 2631715525.

It is an arithmetic number, because the mean of its divisors is an integer number (2631715525).

Almost surely, 2^5263431049 is an apocalyptic number.

It is an amenable number.

5263431049 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263431049 is an equidigital number, since it uses as much as digits as its factorization.

5263431049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 5263431049 is about 72549.5075724157. The cubic root of 5263431049 is about 1739.4941772975.

The spelling of 5263431049 in words is "five billion, two hundred sixty-three million, four hundred thirty-one thousand, forty-nine".