123530200403 has 2 divisors, whose sum is σ = 123530200404. Its totient is φ = 123530200402.

The previous prime is 123530200369. The next prime is 123530200411. The reversal of 123530200403 is 304002035321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123530200403 - 2⁸ = 123530200147 is a prime.

It is not a weakly prime, because it can be changed into another prime (123530206403) 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, 61765100201 + 61765100202.

It is an arithmetic number, because the mean of its divisors is an integer number (61765100202).

Almost surely, 2^123530200403 is an apocalyptic number.

123530200403 is a deficient number, since it is larger than the sum of its proper divisors (1).

123530200403 is an equidigital number, since it uses as much as digits as its factorization.

123530200403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 123530200403 its reverse (304002035321), we get a palindrome (427532235724).

The spelling of 123530200403 in words is "one hundred twenty-three billion, five hundred thirty million, two hundred thousand, four hundred three".