5261933849 has 2 divisors, whose sum is σ = 5261933850. Its totient is φ = 5261933848.

The previous prime is 5261933773. The next prime is 5261933851. The reversal of 5261933849 is 9483391625.

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., 4479892624 + 782041225 = 66932^2 + 27965^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5261933849 is a prime.

Together with 5261933851, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5261933797 and 5261933806.

It is not a weakly prime, because it can be changed into another prime (5261933869) 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, 2630966924 + 2630966925.

It is an arithmetic number, because the mean of its divisors is an integer number (2630966925).

Almost surely, 2^5261933849 is an apocalyptic number.

It is an amenable number.

5261933849 is a deficient number, since it is larger than the sum of its proper divisors (1).

5261933849 is an equidigital number, since it uses as much as digits as its factorization.

5261933849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 50.

The square root of 5261933849 is about 72539.1883673921. The cubic root of 5261933849 is about 1739.3292267398.

It can be divided in two parts, 52619 and 33849, that added together give a palindrome (86468).

The spelling of 5261933849 in words is "five billion, two hundred sixty-one million, nine hundred thirty-three thousand, eight hundred forty-nine".