11742784723 has 2 divisors, whose sum is σ = 11742784724. Its totient is φ = 11742784722.

The previous prime is 11742784693. The next prime is 11742784741. The reversal of 11742784723 is 32748724711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11742784723 - 2³³ = 3152850131 is a prime.

It is not a weakly prime, because it can be changed into another prime (11742784763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5871392361 + 5871392362.

It is an arithmetic number, because the mean of its divisors is an integer number (5871392362).

Almost surely, 2^11742784723 is an apocalyptic number.

11742784723 is a deficient number, since it is larger than the sum of its proper divisors (1).

11742784723 is an equidigital number, since it uses as much as digits as its factorization.

11742784723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 526848, while the sum is 46.

The spelling of 11742784723 in words is "eleven billion, seven hundred forty-two million, seven hundred eighty-four thousand, seven hundred twenty-three".