123676487743 has 2 divisors, whose sum is σ = 123676487744. Its totient is φ = 123676487742.

The previous prime is 123676487729. The next prime is 123676487747. The reversal of 123676487743 is 347784676321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123676487743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123676487747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61838243871 + 61838243872.

It is an arithmetic number, because the mean of its divisors is an integer number (61838243872).

Almost surely, 2^123676487743 is an apocalyptic number.

123676487743 is a deficient number, since it is larger than the sum of its proper divisors (1).

123676487743 is an equidigital number, since it uses as much as digits as its factorization.

123676487743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28449792, while the sum is 58.

The spelling of 123676487743 in words is "one hundred twenty-three billion, six hundred seventy-six million, four hundred eighty-seven thousand, seven hundred forty-three".