108621283 has 2 divisors, whose sum is σ = 108621284. Its totient is φ = 108621282.

The previous prime is 108621229. The next prime is 108621361. The reversal of 108621283 is 382126801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108621283 is a prime.

It is not a weakly prime, because it can be changed into another prime (108621083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54310641 + 54310642.

It is an arithmetic number, because the mean of its divisors is an integer number (54310642).

Almost surely, 2^108621283 is an apocalyptic number.

108621283 is a deficient number, since it is larger than the sum of its proper divisors (1).

108621283 is an equidigital number, since it uses as much as digits as its factorization.

108621283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 108621283 is about 10422.1534722916. The cubic root of 108621283 is about 477.1317416849.

The spelling of 108621283 in words is "one hundred eight million, six hundred twenty-one thousand, two hundred eighty-three".