11322856537 has 2 divisors, whose sum is σ = 11322856538. Its totient is φ = 11322856536.

The previous prime is 11322856469. The next prime is 11322856549. The reversal of 11322856537 is 73565822311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11222436096 + 100420441 = 105936^2 + 10021^2 .

It is a cyclic number.

It is not a de Polignac number, because 11322856537 - 2¹⁹ = 11322332249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11322856493 and 11322856502.

It is not a weakly prime, because it can be changed into another prime (11322854537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661428268 + 5661428269.

It is an arithmetic number, because the mean of its divisors is an integer number (5661428269).

Almost surely, 2^11322856537 is an apocalyptic number.

It is an amenable number.

11322856537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322856537 is an equidigital number, since it uses as much as digits as its factorization.

11322856537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The spelling of 11322856537 in words is "eleven billion, three hundred twenty-two million, eight hundred fifty-six thousand, five hundred thirty-seven".