105040320019 has 2 divisors, whose sum is σ = 105040320020. Its totient is φ = 105040320018.

The previous prime is 105040319963. The next prime is 105040320023. The reversal of 105040320019 is 910023040501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105040320019 - 2¹¹ = 105040317971 is a prime.

It is a super-2 number, since 2×105040320019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105040319975 and 105040320002.

It is not a weakly prime, because it can be changed into another prime (105040320079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52520160009 + 52520160010.

It is an arithmetic number, because the mean of its divisors is an integer number (52520160010).

Almost surely, 2^105040320019 is an apocalyptic number.

105040320019 is a deficient number, since it is larger than the sum of its proper divisors (1).

105040320019 is an equidigital number, since it uses as much as digits as its factorization.

105040320019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 105040320019 in words is "one hundred five billion, forty million, three hundred twenty thousand, nineteen".