11611402141 has 2 divisors, whose sum is σ = 11611402142. Its totient is φ = 11611402140.

The previous prime is 11611402111. The next prime is 11611402147. The reversal of 11611402141 is 14120411611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11272068900 + 339333241 = 106170^2 + 18421^2 .

It is a cyclic number.

It is not a de Polignac number, because 11611402141 - 2⁵ = 11611402109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11611402147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805701070 + 5805701071.

It is an arithmetic number, because the mean of its divisors is an integer number (5805701071).

Almost surely, 2^11611402141 is an apocalyptic number.

It is an amenable number.

11611402141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11611402141 is an equidigital number, since it uses as much as digits as its factorization.

11611402141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 11611402141 its reverse (14120411611), we get a palindrome (25731813752).

The spelling of 11611402141 in words is "eleven billion, six hundred eleven million, four hundred two thousand, one hundred forty-one".