11200001641 has 2 divisors, whose sum is σ = 11200001642. Its totient is φ = 11200001640.

The previous prime is 11200001623. The next prime is 11200001647. The reversal of 11200001641 is 14610000211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8836000000 + 2364001641 = 94000^2 + 48621^2 .

It is an emirp because it is prime and its reverse (14610000211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11200001641 - 2⁵ = 11200001609 is a prime.

It is not a weakly prime, because it can be changed into another prime (11200001647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600000820 + 5600000821.

It is an arithmetic number, because the mean of its divisors is an integer number (5600000821).

Almost surely, 2^11200001641 is an apocalyptic number.

It is an amenable number.

11200001641 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200001641 is an equidigital number, since it uses as much as digits as its factorization.

11200001641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11200001641 its reverse (14610000211), we get a palindrome (25810001852).

The spelling of 11200001641 in words is "eleven billion, two hundred million, one thousand, six hundred forty-one".