105880679 has 2 divisors, whose sum is σ = 105880680. Its totient is φ = 105880678.

The previous prime is 105880657. The next prime is 105880721. The reversal of 105880679 is 976088501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105880679 - 2²⁰ = 104832103 is a prime.

It is a super-2 number, since 2×105880679² = 22421436371002082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105880639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52940339 + 52940340.

It is an arithmetic number, because the mean of its divisors is an integer number (52940340).

Almost surely, 2^105880679 is an apocalyptic number.

105880679 is a deficient number, since it is larger than the sum of its proper divisors (1).

105880679 is an equidigital number, since it uses as much as digits as its factorization.

105880679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 105880679 is about 10289.8337693084. The cubic root of 105880679 is about 473.0847033964.

The spelling of 105880679 in words is "one hundred five million, eight hundred eighty thousand, six hundred seventy-nine".