11322621547 has 2 divisors, whose sum is σ = 11322621548. Its totient is φ = 11322621546.

The previous prime is 11322621487. The next prime is 11322621581. The reversal of 11322621547 is 74512622311.

It is an a-pointer prime, because the next prime (11322621581) can be obtained adding 11322621547 to its sum of digits (34).

It is a strong prime.

It is an emirp because it is prime and its reverse (74512622311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11322621547 - 2¹⁵ = 11322588779 is a prime.

It is not a weakly prime, because it can be changed into another prime (11322621047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661310773 + 5661310774.

It is an arithmetic number, because the mean of its divisors is an integer number (5661310774).

Almost surely, 2^11322621547 is an apocalyptic number.

11322621547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322621547 is an equidigital number, since it uses as much as digits as its factorization.

11322621547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 34.

The spelling of 11322621547 in words is "eleven billion, three hundred twenty-two million, six hundred twenty-one thousand, five hundred forty-seven".