11639141 has 2 divisors, whose sum is σ = 11639142. Its totient is φ = 11639140.

The previous prime is 11639137. The next prime is 11639161. The reversal of 11639141 is 14193611.

11639141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10588516 + 1050625 = 3254^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 11639141 - 2² = 11639137 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11639141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11639161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5819570 + 5819571.

It is an arithmetic number, because the mean of its divisors is an integer number (5819571).

Almost surely, 2^11639141 is an apocalyptic number.

It is an amenable number.

11639141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11639141 is an equidigital number, since it uses as much as digits as its factorization.

11639141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 26.

The square root of 11639141 is about 3411.6185308443. The cubic root of 11639141 is about 226.6245613351.

The spelling of 11639141 in words is "eleven million, six hundred thirty-nine thousand, one hundred forty-one".