11322505637 has 2 divisors, whose sum is σ = 11322505638. Its totient is φ = 11322505636.

The previous prime is 11322505633. The next prime is 11322505709. The reversal of 11322505637 is 73650522311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10992683716 + 329821921 = 104846^2 + 18161^2 .

It is a cyclic number.

It is not a de Polignac number, because 11322505637 - 2² = 11322505633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11322505597 and 11322505606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322505633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661252818 + 5661252819.

It is an arithmetic number, because the mean of its divisors is an integer number (5661252819).

Almost surely, 2^11322505637 is an apocalyptic number.

It is an amenable number.

11322505637 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322505637 is an equidigital number, since it uses as much as digits as its factorization.

11322505637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 11322505637 in words is "eleven billion, three hundred twenty-two million, five hundred five thousand, six hundred thirty-seven".