11936143 has 2 divisors, whose sum is σ = 11936144. Its totient is φ = 11936142.

The previous prime is 11936131. The next prime is 11936173. The reversal of 11936143 is 34163911.

11936143 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 is a cyclic number.

It is not a de Polignac number, because 11936143 - 2²¹ = 9838991 is a prime.

It is equal to p₇₈₄₁₃₅ and since 11936143 and 784135 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11936173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5968071 + 5968072.

It is an arithmetic number, because the mean of its divisors is an integer number (5968072).

Almost surely, 2^11936143 is an apocalyptic number.

11936143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11936143 is an equidigital number, since it uses as much as digits as its factorization.

11936143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 28.

The square root of 11936143 is about 3454.8723565423. The cubic root of 11936143 is about 228.5360259343.

The spelling of 11936143 in words is "eleven million, nine hundred thirty-six thousand, one hundred forty-three".