11221460189 has 2 divisors, whose sum is σ = 11221460190. Its totient is φ = 11221460188.

The previous prime is 11221460183. The next prime is 11221460221. The reversal of 11221460189 is 98106412211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7014900025 + 4206560164 = 83755^2 + 64858^2 .

It is an emirp because it is prime and its reverse (98106412211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11221460189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221460183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610730094 + 5610730095.

It is an arithmetic number, because the mean of its divisors is an integer number (5610730095).

Almost surely, 2^11221460189 is an apocalyptic number.

It is an amenable number.

11221460189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221460189 is an equidigital number, since it uses as much as digits as its factorization.

11221460189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 11221460189 in words is "eleven billion, two hundred twenty-one million, four hundred sixty thousand, one hundred eighty-nine".