123126763 has 2 divisors, whose sum is σ = 123126764. Its totient is φ = 123126762.

The previous prime is 123126697. The next prime is 123126781. The reversal of 123126763 is 367621321.

It is a strong prime.

It is an emirp because it is prime and its reverse (367621321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123126763 - 2¹³ = 123118571 is a prime.

It is not a weakly prime, because it can be changed into another prime (123126163) 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, 61563381 + 61563382.

It is an arithmetic number, because the mean of its divisors is an integer number (61563382).

Almost surely, 2^123126763 is an apocalyptic number.

123126763 is a deficient number, since it is larger than the sum of its proper divisors (1).

123126763 is an equidigital number, since it uses as much as digits as its factorization.

123126763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 31.

The square root of 123126763 is about 11096.2499521235. The cubic root of 123126763 is about 497.4897692399.

The spelling of 123126763 in words is "one hundred twenty-three million, one hundred twenty-six thousand, seven hundred sixty-three".