105880553 has 2 divisors, whose sum is σ = 105880554. Its totient is φ = 105880552.

The previous prime is 105880549. The next prime is 105880589. The reversal of 105880553 is 355088501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103164649 + 2715904 = 10157^2 + 1648^2 .

It is a cyclic number.

It is not a de Polignac number, because 105880553 - 2² = 105880549 is a prime.

It is a super-2 number, since 2×105880553² = 22421383007171618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105880543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52940276 + 52940277.

It is an arithmetic number, because the mean of its divisors is an integer number (52940277).

Almost surely, 2^105880553 is an apocalyptic number.

It is an amenable number.

105880553 is a deficient number, since it is larger than the sum of its proper divisors (1).

105880553 is an equidigital number, since it uses as much as digits as its factorization.

105880553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 105880553 is about 10289.8276467587. The cubic root of 105880553 is about 473.0845157365.

The spelling of 105880553 in words is "one hundred five million, eight hundred eighty thousand, five hundred fifty-three".