123253003 has 2 divisors, whose sum is σ = 123253004. Its totient is φ = 123253002.

The previous prime is 123252991. The next prime is 123253033. The reversal of 123253003 is 300352321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123253003 - 2⁵ = 123252971 is a prime.

It is not a weakly prime, because it can be changed into another prime (123253033) 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, 61626501 + 61626502.

It is an arithmetic number, because the mean of its divisors is an integer number (61626502).

Almost surely, 2^123253003 is an apocalyptic number.

123253003 is a deficient number, since it is larger than the sum of its proper divisors (1).

123253003 is an equidigital number, since it uses as much as digits as its factorization.

123253003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 123253003 is about 11101.9369030814. The cubic root of 123253003 is about 497.6597340671.

The spelling of 123253003 in words is "one hundred twenty-three million, two hundred fifty-three thousand, three".