108501641 has 2 divisors, whose sum is σ = 108501642. Its totient is φ = 108501640.

The previous prime is 108501619. The next prime is 108501661. The reversal of 108501641 is 146105801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77810041 + 30691600 = 8821^2 + 5540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108501641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108501641.

It is not a weakly prime, because it can be changed into another prime (108501611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54250820 + 54250821.

It is an arithmetic number, because the mean of its divisors is an integer number (54250821).

Almost surely, 2^108501641 is an apocalyptic number.

It is an amenable number.

108501641 is a deficient number, since it is larger than the sum of its proper divisors (1).

108501641 is an equidigital number, since it uses as much as digits as its factorization.

108501641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 108501641 is about 10416.4120982227. The cubic root of 108501641 is about 476.9564968156.

The spelling of 108501641 in words is "one hundred eight million, five hundred one thousand, six hundred forty-one".