11142751 has 2 divisors, whose sum is σ = 11142752. Its totient is φ = 11142750.

The previous prime is 11142731. The next prime is 11142763. The reversal of 11142751 is 15724111.

11142751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11142751 - 2¹⁵ = 11109983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11142731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571375 + 5571376.

It is an arithmetic number, because the mean of its divisors is an integer number (5571376).

Almost surely, 2^11142751 is an apocalyptic number.

11142751 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142751 is an equidigital number, since it uses as much as digits as its factorization.

11142751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 280, while the sum is 22.

The square root of 11142751 is about 3338.0759428150. The cubic root of 11142751 is about 223.3559238058.

Adding to 11142751 its reverse (15724111), we get a palindrome (26866862).

The spelling of 11142751 in words is "eleven million, one hundred forty-two thousand, seven hundred fifty-one".