105877439 has 2 divisors, whose sum is σ = 105877440. Its totient is φ = 105877438.

The previous prime is 105877427. The next prime is 105877469. The reversal of 105877439 is 934778501.

It is a weak prime.

It is an emirp because it is prime and its reverse (934778501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 105877439 - 2⁴ = 105877423 is a prime.

It is a super-2 number, since 2×105877439² = 22420064178397442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105877439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105877469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52938719 + 52938720.

It is an arithmetic number, because the mean of its divisors is an integer number (52938720).

Almost surely, 2^105877439 is an apocalyptic number.

105877439 is a deficient number, since it is larger than the sum of its proper divisors (1).

105877439 is an equidigital number, since it uses as much as digits as its factorization.

105877439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 105877439 is about 10289.6763311583. The cubic root of 105877439 is about 473.0798778069.

The spelling of 105877439 in words is "one hundred five million, eight hundred seventy-seven thousand, four hundred thirty-nine".