11315722741 has 2 divisors, whose sum is σ = 11315722742. Its totient is φ = 11315722740.

The previous prime is 11315722729. The next prime is 11315722751. The reversal of 11315722741 is 14722751311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11267822500 + 47900241 = 106150^2 + 6921^2 .

It is a cyclic number.

It is not a de Polignac number, because 11315722741 - 2¹³ = 11315714549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11315722697 and 11315722706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11315722751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657861370 + 5657861371.

It is an arithmetic number, because the mean of its divisors is an integer number (5657861371).

Almost surely, 2^11315722741 is an apocalyptic number.

It is an amenable number.

11315722741 is a deficient number, since it is larger than the sum of its proper divisors (1).

11315722741 is an equidigital number, since it uses as much as digits as its factorization.

11315722741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 34.

The spelling of 11315722741 in words is "eleven billion, three hundred fifteen million, seven hundred twenty-two thousand, seven hundred forty-one".