108478213 has 2 divisors, whose sum is σ = 108478214. Its totient is φ = 108478212.

The previous prime is 108478199. The next prime is 108478229. The reversal of 108478213 is 312874801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104080804 + 4397409 = 10202^2 + 2097^2 .

It is a cyclic number.

It is not a de Polignac number, because 108478213 - 2²¹ = 106381061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108478243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54239106 + 54239107.

It is an arithmetic number, because the mean of its divisors is an integer number (54239107).

Almost surely, 2^108478213 is an apocalyptic number.

It is an amenable number.

108478213 is a deficient number, since it is larger than the sum of its proper divisors (1).

108478213 is an equidigital number, since it uses as much as digits as its factorization.

108478213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 108478213 is about 10415.2874660280. The cubic root of 108478213 is about 476.9221657184.

It can be divided in two parts, 1084 and 78213, that added together give a palindrome (79297).

The spelling of 108478213 in words is "one hundred eight million, four hundred seventy-eight thousand, two hundred thirteen".