11747642723 has 2 divisors, whose sum is σ = 11747642724. Its totient is φ = 11747642722.

The previous prime is 11747642707. The next prime is 11747642773. The reversal of 11747642723 is 32724674711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11747642723 - 2⁴ = 11747642707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11747642773) 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, 5873821361 + 5873821362.

It is an arithmetic number, because the mean of its divisors is an integer number (5873821362).

Almost surely, 2^11747642723 is an apocalyptic number.

11747642723 is a deficient number, since it is larger than the sum of its proper divisors (1).

11747642723 is an equidigital number, since it uses as much as digits as its factorization.

11747642723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 44.

The spelling of 11747642723 in words is "eleven billion, seven hundred forty-seven million, six hundred forty-two thousand, seven hundred twenty-three".