108951841 has 2 divisors, whose sum is σ = 108951842. Its totient is φ = 108951840.

The previous prime is 108951839. The next prime is 108951847. The reversal of 108951841 is 148159801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82901025 + 26050816 = 9105^2 + 5104^2 .

It is a cyclic number.

It is not a de Polignac number, because 108951841 - 2¹ = 108951839 is a prime.

Together with 108951839, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 108951841.

It is not a weakly prime, because it can be changed into another prime (108951847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54475920 + 54475921.

It is an arithmetic number, because the mean of its divisors is an integer number (54475921).

Almost surely, 2^108951841 is an apocalyptic number.

It is an amenable number.

108951841 is a deficient number, since it is larger than the sum of its proper divisors (1).

108951841 is an equidigital number, since it uses as much as digits as its factorization.

108951841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 37.

The square root of 108951841 is about 10437.9998562943. Note that the first 3 decimals coincide. The cubic root of 108951841 is about 477.6152564810.

The spelling of 108951841 in words is "one hundred eight million, nine hundred fifty-one thousand, eight hundred forty-one".