100866923 has 2 divisors, whose sum is σ = 100866924. Its totient is φ = 100866922.

The previous prime is 100866919. The next prime is 100866989. The reversal of 100866923 is 329668001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100866923 - 2² = 100866919 is a prime.

It is not a weakly prime, because it can be changed into another prime (100826923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50433461 + 50433462.

It is an arithmetic number, because the mean of its divisors is an integer number (50433462).

Almost surely, 2^100866923 is an apocalyptic number.

100866923 is a deficient number, since it is larger than the sum of its proper divisors (1).

100866923 is an equidigital number, since it uses as much as digits as its factorization.

100866923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 100866923 is about 10043.2526105839. The cubic root of 100866923 is about 465.4963259478.

The spelling of 100866923 in words is "one hundred million, eight hundred sixty-six thousand, nine hundred twenty-three".