11713645441 has 2 divisors, whose sum is σ = 11713645442. Its totient is φ = 11713645440.

The previous prime is 11713645423. The next prime is 11713645457. The reversal of 11713645441 is 14454631711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9745835841 + 1967809600 = 98721^2 + 44360^2 .

It is a cyclic number.

It is not a de Polignac number, because 11713645441 - 2¹³ = 11713637249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11713645441.

It is not a weakly prime, because it can be changed into another prime (11713645241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5856822720 + 5856822721.

It is an arithmetic number, because the mean of its divisors is an integer number (5856822721).

Almost surely, 2^11713645441 is an apocalyptic number.

It is an amenable number.

11713645441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11713645441 is an equidigital number, since it uses as much as digits as its factorization.

11713645441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 37.

The spelling of 11713645441 in words is "eleven billion, seven hundred thirteen million, six hundred forty-five thousand, four hundred forty-one".