123503233523 has 2 divisors, whose sum is σ = 123503233524. Its totient is φ = 123503233522.

The previous prime is 123503233453. The next prime is 123503233537. The reversal of 123503233523 is 325332305321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123503233523 - 2⁸ = 123503233267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123503233523.

It is not a weakly prime, because it can be changed into another prime (123503233543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61751616761 + 61751616762.

It is an arithmetic number, because the mean of its divisors is an integer number (61751616762).

Almost surely, 2^123503233523 is an apocalyptic number.

123503233523 is a deficient number, since it is larger than the sum of its proper divisors (1).

123503233523 is an equidigital number, since it uses as much as digits as its factorization.

123503233523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 32.

Adding to 123503233523 its reverse (325332305321), we get a palindrome (448835538844).

The spelling of 123503233523 in words is "one hundred twenty-three billion, five hundred three million, two hundred thirty-three thousand, five hundred twenty-three".