106844939 has 2 divisors, whose sum is σ = 106844940. Its totient is φ = 106844938.

The previous prime is 106844909. The next prime is 106844951. The reversal of 106844939 is 939448601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106844939 - 2¹⁶ = 106779403 is a prime.

It is a super-2 number, since 2×106844939² = 22831681979827442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106844939.

It is not a weakly prime, because it can be changed into another prime (106844909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53422469 + 53422470.

It is an arithmetic number, because the mean of its divisors is an integer number (53422470).

Almost surely, 2^106844939 is an apocalyptic number.

106844939 is a deficient number, since it is larger than the sum of its proper divisors (1).

106844939 is an equidigital number, since it uses as much as digits as its factorization.

106844939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 106844939 is about 10336.5825590473. The cubic root of 106844939 is about 474.5165000741.

The spelling of 106844939 in words is "one hundred six million, eight hundred forty-four thousand, nine hundred thirty-nine".