123876133 has 2 divisors, whose sum is σ = 123876134. Its totient is φ = 123876132.

The previous prime is 123876121. The next prime is 123876149. The reversal of 123876133 is 331678321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115390564 + 8485569 = 10742^2 + 2913^2 .

It is a cyclic number.

It is not a de Polignac number, because 123876133 - 2⁵ = 123876101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123876733) 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, 61938066 + 61938067.

It is an arithmetic number, because the mean of its divisors is an integer number (61938067).

Almost surely, 2^123876133 is an apocalyptic number.

It is an amenable number.

123876133 is a deficient number, since it is larger than the sum of its proper divisors (1).

123876133 is an equidigital number, since it uses as much as digits as its factorization.

123876133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 123876133 is about 11129.9655435226. The cubic root of 123876133 is about 498.4969971587.

The spelling of 123876133 in words is "one hundred twenty-three million, eight hundred seventy-six thousand, one hundred thirty-three".