123010429 has 2 divisors, whose sum is σ = 123010430. Its totient is φ = 123010428.

The previous prime is 123010409. The next prime is 123010451. The reversal of 123010429 is 924010321.

It is an a-pointer prime, because the next prime (123010451) can be obtained adding 123010429 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80460900 + 42549529 = 8970^2 + 6523^2 .

It is a cyclic number.

It is not a de Polignac number, because 123010429 - 2⁷ = 123010301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123010409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505214 + 61505215.

It is an arithmetic number, because the mean of its divisors is an integer number (61505215).

Almost surely, 2^123010429 is an apocalyptic number.

It is an amenable number.

123010429 is a deficient number, since it is larger than the sum of its proper divisors (1).

123010429 is an equidigital number, since it uses as much as digits as its factorization.

123010429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 123010429 is about 11091.0066720745. The cubic root of 123010429 is about 497.3330385927. Note that the first 3 decimals are identical.

The spelling of 123010429 in words is "one hundred twenty-three million, ten thousand, four hundred twenty-nine".