108278413 has 2 divisors, whose sum is σ = 108278414. Its totient is φ = 108278412.

The previous prime is 108278383. The next prime is 108278419. The reversal of 108278413 is 314872801.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76772644 + 31505769 = 8762^2 + 5613^2 .

It is an emirp because it is prime and its reverse (314872801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108278413 - 2¹⁷ = 108147341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108278419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54139206 + 54139207.

It is an arithmetic number, because the mean of its divisors is an integer number (54139207).

Almost surely, 2^108278413 is an apocalyptic number.

It is an amenable number.

108278413 is a deficient number, since it is larger than the sum of its proper divisors (1).

108278413 is an equidigital number, since it uses as much as digits as its factorization.

108278413 is an odious number, because the sum of its binary digits is odd.

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

The square root of 108278413 is about 10405.6913753964. The cubic root of 108278413 is about 476.6291802775.

The spelling of 108278413 in words is "one hundred eight million, two hundred seventy-eight thousand, four hundred thirteen".