123164903 has 2 divisors, whose sum is σ = 123164904. Its totient is φ = 123164902.

The previous prime is 123164887. The next prime is 123164939. The reversal of 123164903 is 309461321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123164903 - 2⁴ = 123164887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123164963) 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, 61582451 + 61582452.

It is an arithmetic number, because the mean of its divisors is an integer number (61582452).

Almost surely, 2^123164903 is an apocalyptic number.

123164903 is a deficient number, since it is larger than the sum of its proper divisors (1).

123164903 is an equidigital number, since it uses as much as digits as its factorization.

123164903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 123164903 is about 11097.9684176880. The cubic root of 123164903 is about 497.5411317558.

The spelling of 123164903 in words is "one hundred twenty-three million, one hundred sixty-four thousand, nine hundred three".