1142410111 has 4 divisors (see below), whose sum is σ = 1168977832. Its totient is φ = 1115842392.

The previous prime is 1142410067. The next prime is 1142410121. The reversal of 1142410111 is 1110142411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1142410111 - 2²⁵ = 1108855679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142410121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13283796 + ... + 13283881.

It is an arithmetic number, because the mean of its divisors is an integer number (292244458).

Almost surely, 2^1142410111 is an apocalyptic number.

1142410111 is a deficient number, since it is larger than the sum of its proper divisors (26567721).

1142410111 is an equidigital number, since it uses as much as digits as its factorization.

1142410111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26567720.

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 1142410111 is about 33799.5578521377. The cubic root of 1142410111 is about 1045.3795805194.

Adding to 1142410111 its reverse (1110142411), we get a palindrome (2252552522).

The spelling of 1142410111 in words is "one billion, one hundred forty-two million, four hundred ten thousand, one hundred eleven".