108965477 has 2 divisors, whose sum is σ = 108965478. Its totient is φ = 108965476.

The previous prime is 108965473. The next prime is 108965491. The reversal of 108965477 is 774569801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98922916 + 10042561 = 9946^2 + 3169^2 .

It is an emirp because it is prime and its reverse (774569801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108965477 - 2² = 108965473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108965473) 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, 54482738 + 54482739.

It is an arithmetic number, because the mean of its divisors is an integer number (54482739).

Almost surely, 2^108965477 is an apocalyptic number.

It is an amenable number.

108965477 is a deficient number, since it is larger than the sum of its proper divisors (1).

108965477 is an equidigital number, since it uses as much as digits as its factorization.

108965477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 108965477 is about 10438.6530261332. The cubic root of 108965477 is about 477.6351811556.

It can be divided in two parts, 1089 and 65477, that added together give a palindrome (66566).

The spelling of 108965477 in words is "one hundred eight million, nine hundred sixty-five thousand, four hundred seventy-seven".