106777843 has 4 divisors (see below), whose sum is σ = 109049760. Its totient is φ = 104505928.

The previous prime is 106777841. The next prime is 106777861. The reversal of 106777843 is 348777601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106777843 - 2¹ = 106777841 is a prime.

It is a super-2 number, since 2×106777843² = 22803015511465298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106777843.

It is not an unprimeable number, because it can be changed into a prime (106777841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1135888 + ... + 1135981.

It is an arithmetic number, because the mean of its divisors is an integer number (27262440).

Almost surely, 2^106777843 is an apocalyptic number.

106777843 is a deficient number, since it is larger than the sum of its proper divisors (2271917).

106777843 is an equidigital number, since it uses as much as digits as its factorization.

106777843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271916.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 106777843 is about 10333.3364892468. The cubic root of 106777843 is about 474.4171510354.

The spelling of 106777843 in words is "one hundred six million, seven hundred seventy-seven thousand, eight hundred forty-three".