11611402241 has 2 divisors, whose sum is σ = 11611402242. Its totient is φ = 11611402240.

The previous prime is 11611402223. The next prime is 11611402261. The reversal of 11611402241 is 14220411611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9216768016 + 2394634225 = 96004^2 + 48935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11611402241 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11611402211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805701120 + 5805701121.

It is an arithmetic number, because the mean of its divisors is an integer number (5805701121).

Almost surely, 2^11611402241 is an apocalyptic number.

It is an amenable number.

11611402241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11611402241 is an equidigital number, since it uses as much as digits as its factorization.

11611402241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 11611402241 its reverse (14220411611), we get a palindrome (25831813852).

The spelling of 11611402241 in words is "eleven billion, six hundred eleven million, four hundred two thousand, two hundred forty-one".