105501311 has 2 divisors, whose sum is σ = 105501312. Its totient is φ = 105501310.

The previous prime is 105501301. The next prime is 105501367. The reversal of 105501311 is 113105501.

It is a weak prime.

It is an emirp because it is prime and its reverse (113105501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 105501311 - 2⁶ = 105501247 is a prime.

It is a super-2 number, since 2×105501311² = 22261053245437442, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 105501311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105501301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52750655 + 52750656.

It is an arithmetic number, because the mean of its divisors is an integer number (52750656).

Almost surely, 2^105501311 is an apocalyptic number.

105501311 is a deficient number, since it is larger than the sum of its proper divisors (1).

105501311 is an equidigital number, since it uses as much as digits as its factorization.

105501311 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 17.

The square root of 105501311 is about 10271.3831103703. The cubic root of 105501311 is about 472.5190100878.

Adding to 105501311 its reverse (113105501), we get a palindrome (218606812).

The spelling of 105501311 in words is "one hundred five million, five hundred one thousand, three hundred eleven".