108321049 has 2 divisors, whose sum is σ = 108321050. Its totient is φ = 108321048.

The previous prime is 108321047. The next prime is 108321077. The reversal of 108321049 is 940123801.

It is a happy number.

It is an a-pointer prime, because the next prime (108321077) can be obtained adding 108321049 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92064025 + 16257024 = 9595^2 + 4032^2 .

It is a cyclic number.

It is not a de Polignac number, because 108321049 - 2¹ = 108321047 is a prime.

Together with 108321047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (108321047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54160524 + 54160525.

It is an arithmetic number, because the mean of its divisors is an integer number (54160525).

Almost surely, 2^108321049 is an apocalyptic number.

It is an amenable number.

108321049 is a deficient number, since it is larger than the sum of its proper divisors (1).

108321049 is an equidigital number, since it uses as much as digits as its factorization.

108321049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 108321049 is about 10407.7398603155. The cubic root of 108321049 is about 476.6917316654.

It can be divided in two parts, 10832 and 1049, that added together give a square (11881 = 109²).

The spelling of 108321049 in words is "one hundred eight million, three hundred twenty-one thousand, forty-nine".