123145700683 has 2 divisors, whose sum is σ = 123145700684. Its totient is φ = 123145700682.

The previous prime is 123145700669. The next prime is 123145700701. The reversal of 123145700683 is 386007541321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123145700683 is a prime.

It is not a weakly prime, because it can be changed into another prime (123145700653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61572850341 + 61572850342.

It is an arithmetic number, because the mean of its divisors is an integer number (61572850342).

Almost surely, 2^123145700683 is an apocalyptic number.

123145700683 is a deficient number, since it is larger than the sum of its proper divisors (1).

123145700683 is an equidigital number, since it uses as much as digits as its factorization.

123145700683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 123145700683 in words is "one hundred twenty-three billion, one hundred forty-five million, seven hundred thousand, six hundred eighty-three".