123313633747 has 2 divisors, whose sum is σ = 123313633748. Its totient is φ = 123313633746.

The previous prime is 123313633733. The next prime is 123313633759. The reversal of 123313633747 is 747336313321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123313633747 is a prime.

It is not a weakly prime, because it can be changed into another prime (123313633727) 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, 61656816873 + 61656816874.

It is an arithmetic number, because the mean of its divisors is an integer number (61656816874).

Almost surely, 2^123313633747 is an apocalyptic number.

123313633747 is a deficient number, since it is larger than the sum of its proper divisors (1).

123313633747 is an equidigital number, since it uses as much as digits as its factorization.

123313633747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 43.

The spelling of 123313633747 in words is "one hundred twenty-three billion, three hundred thirteen million, six hundred thirty-three thousand, seven hundred forty-seven".