10505611019 has 2 divisors, whose sum is σ = 10505611020. Its totient is φ = 10505611018.

The previous prime is 10505611013. The next prime is 10505611037. The reversal of 10505611019 is 91011650501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10505611019 - 2⁴ = 10505611003 is a prime.

It is a super-2 number, since 2×10505611019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10505610982 and 10505611000.

It is not a weakly prime, because it can be changed into another prime (10505611013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5252805509 + 5252805510.

It is an arithmetic number, because the mean of its divisors is an integer number (5252805510).

Almost surely, 2^10505611019 is an apocalyptic number.

10505611019 is a deficient number, since it is larger than the sum of its proper divisors (1).

10505611019 is an equidigital number, since it uses as much as digits as its factorization.

10505611019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 29.

The spelling of 10505611019 in words is "ten billion, five hundred five million, six hundred eleven thousand, nineteen".