11202247489 has 2 divisors, whose sum is σ = 11202247490. Its totient is φ = 11202247488.

The previous prime is 11202247447. The next prime is 11202247501. The reversal of 11202247489 is 98474220211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9720382464 + 1481865025 = 98592^2 + 38495^2 .

It is an emirp because it is prime and its reverse (98474220211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11202247489 - 2⁷ = 11202247361 is a prime.

It is not a weakly prime, because it can be changed into another prime (11202248489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601123744 + 5601123745.

It is an arithmetic number, because the mean of its divisors is an integer number (5601123745).

Almost surely, 2^11202247489 is an apocalyptic number.

It is an amenable number.

11202247489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202247489 is an equidigital number, since it uses as much as digits as its factorization.

11202247489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 11202247489 in words is "eleven billion, two hundred two million, two hundred forty-seven thousand, four hundred eighty-nine".