105530011 has 2 divisors, whose sum is σ = 105530012. Its totient is φ = 105530010.

The previous prime is 105529997. The next prime is 105530027. The reversal of 105530011 is 110035501.

It is an a-pointer prime, because the next prime (105530027) can be obtained adding 105530011 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105530011 is a prime.

It is a super-2 number, since 2×105530011² = 22273166443320242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105530081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52765005 + 52765006.

It is an arithmetic number, because the mean of its divisors is an integer number (52765006).

Almost surely, 2^105530011 is an apocalyptic number.

105530011 is a deficient number, since it is larger than the sum of its proper divisors (1).

105530011 is an equidigital number, since it uses as much as digits as its factorization.

105530011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 105530011 is about 10272.7801008296. The cubic root of 105530011 is about 472.5618533660.

Adding to 105530011 its reverse (110035501), we get a palindrome (215565512).

The spelling of 105530011 in words is "one hundred five million, five hundred thirty thousand, eleven".