106878413 has 2 divisors, whose sum is σ = 106878414. Its totient is φ = 106878412.

The previous prime is 106878403. The next prime is 106878433. The reversal of 106878413 is 314878601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78180964 + 28697449 = 8842^2 + 5357^2 .

It is an emirp because it is prime and its reverse (314878601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106878413 is a prime.

It is a super-2 number, since 2×106878413² = 22845990330797138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106878403) 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, 53439206 + 53439207.

It is an arithmetic number, because the mean of its divisors is an integer number (53439207).

Almost surely, 2^106878413 is an apocalyptic number.

It is an amenable number.

106878413 is a deficient number, since it is larger than the sum of its proper divisors (1).

106878413 is an equidigital number, since it uses as much as digits as its factorization.

106878413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 106878413 is about 10338.2016327793. The cubic root of 106878413 is about 474.5660494709.

The spelling of 106878413 in words is "one hundred six million, eight hundred seventy-eight thousand, four hundred thirteen".