11641288601 has 2 divisors, whose sum is σ = 11641288602. Its totient is φ = 11641288600.

The previous prime is 11641288573. The next prime is 11641288627. The reversal of 11641288601 is 10688214611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11241088576 + 400200025 = 106024^2 + 20005^2 .

It is a cyclic number.

It is not a de Polignac number, because 11641288601 - 2⁶ = 11641288537 is a prime.

It is not a weakly prime, because it can be changed into another prime (11641288661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5820644300 + 5820644301.

It is an arithmetic number, because the mean of its divisors is an integer number (5820644301).

Almost surely, 2^11641288601 is an apocalyptic number.

It is an amenable number.

11641288601 is a deficient number, since it is larger than the sum of its proper divisors (1).

11641288601 is an equidigital number, since it uses as much as digits as its factorization.

11641288601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 38.

The spelling of 11641288601 in words is "eleven billion, six hundred forty-one million, two hundred eighty-eight thousand, six hundred one".