11372706641 has 2 divisors, whose sum is σ = 11372706642. Its totient is φ = 11372706640.

The previous prime is 11372706637. The next prime is 11372706643. The reversal of 11372706641 is 14660727311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10025816641 + 1346890000 = 100129^2 + 36700^2 .

It is an emirp because it is prime and its reverse (14660727311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11372706641 - 2² = 11372706637 is a prime.

Together with 11372706643, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11372706595 and 11372706604.

It is not a weakly prime, because it can be changed into another prime (11372706643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5686353320 + 5686353321.

It is an arithmetic number, because the mean of its divisors is an integer number (5686353321).

Almost surely, 2^11372706641 is an apocalyptic number.

It is an amenable number.

11372706641 is a deficient number, since it is larger than the sum of its proper divisors (1).

11372706641 is an equidigital number, since it uses as much as digits as its factorization.

11372706641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 11372706641 in words is "eleven billion, three hundred seventy-two million, seven hundred six thousand, six hundred forty-one".