5261010019 has 2 divisors, whose sum is σ = 5261010020. Its totient is φ = 5261010018.

The previous prime is 5261009993. The next prime is 5261010059. The reversal of 5261010019 is 9100101625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5261010019 - 2⁵ = 5261009987 is a prime.

It is a super-2 number, since 2×5261010019² = 55356452840036760722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5261009975 and 5261010002.

It is not a weakly prime, because it can be changed into another prime (5261010059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630505009 + 2630505010.

It is an arithmetic number, because the mean of its divisors is an integer number (2630505010).

Almost surely, 2^5261010019 is an apocalyptic number.

5261010019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5261010019 is an equidigital number, since it uses as much as digits as its factorization.

5261010019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 5261010019 is about 72532.8202884735. The cubic root of 5261010019 is about 1739.2274302893.

The spelling of 5261010019 in words is "five billion, two hundred sixty-one million, ten thousand, nineteen".