11942141 has 2 divisors, whose sum is σ = 11942142. Its totient is φ = 11942140.

The previous prime is 11942101. The next prime is 11942167. The reversal of 11942141 is 14124911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11764900 + 177241 = 3430^2 + 421^2 .

It is an emirp because it is prime and its reverse (14124911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11942141 is a prime.

It is a super-2 number, since 2×11942141² = 285229463327762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11942101) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5971070 + 5971071.

It is an arithmetic number, because the mean of its divisors is an integer number (5971071).

Almost surely, 2^11942141 is an apocalyptic number.

It is an amenable number.

11942141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11942141 is an equidigital number, since it uses as much as digits as its factorization.

11942141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 23.

The square root of 11942141 is about 3455.7402969552. The cubic root of 11942141 is about 228.5742998709.

The spelling of 11942141 in words is "eleven million, nine hundred forty-two thousand, one hundred forty-one".