11514143 has 2 divisors, whose sum is σ = 11514144. Its totient is φ = 11514142.

The previous prime is 11514127. The next prime is 11514169. The reversal of 11514143 is 34141511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11514143 - 2⁴ = 11514127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11514193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5757071 + 5757072.

It is an arithmetic number, because the mean of its divisors is an integer number (5757072).

Almost surely, 2^11514143 is an apocalyptic number.

11514143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11514143 is an equidigital number, since it uses as much as digits as its factorization.

11514143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 20.

The square root of 11514143 is about 3393.2496224121. The cubic root of 11514143 is about 225.8103651095.

Adding to 11514143 its reverse (34141511), we get a palindrome (45655654).

The spelling of 11514143 in words is "eleven million, five hundred fourteen thousand, one hundred forty-three".