105331019 has 2 divisors, whose sum is σ = 105331020. Its totient is φ = 105331018.

The previous prime is 105330923. The next prime is 105331027. The reversal of 105331019 is 910133501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105331019 - 2²⁰ = 104282443 is a prime.

It is a super-2 number, since 2×105331019² = 22189247127156722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 105330985 and 105331003.

It is not a weakly prime, because it can be changed into another prime (105331319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52665509 + 52665510.

It is an arithmetic number, because the mean of its divisors is an integer number (52665510).

Almost surely, 2^105331019 is an apocalyptic number.

105331019 is a deficient number, since it is larger than the sum of its proper divisors (1).

105331019 is an equidigital number, since it uses as much as digits as its factorization.

105331019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 105331019 is about 10263.0901291960. The cubic root of 105331019 is about 472.2646387141.

The spelling of 105331019 in words is "one hundred five million, three hundred thirty-one thousand, nineteen".