11142435411 has 40 divisors (see below), whose sum is σ = 17994548880. Its totient is φ = 6847094592.

The previous prime is 11142435389. The next prime is 11142435433. The reversal of 11142435411 is 11453424111.

It is a happy number.

11142435411 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 243 + 5 + 411 = 666.

It is an interprime number because it is at equal distance from previous prime (11142435389) and next prime (11142435433).

It is not a de Polignac number, because 11142435411 - 2¹⁸ = 11142173267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11142433411) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40896 + ... + 154781.

It is an arithmetic number, because the mean of its divisors is an integer number (449863722).

Almost surely, 2^11142435411 is an apocalyptic number.

11142435411 is a deficient number, since it is larger than the sum of its proper divisors (6852113469).

11142435411 is a wasteful number, since it uses less digits than its factorization.

11142435411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195745 (or 195736 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

Adding to 11142435411 its reverse (11453424111), we get a palindrome (22595859522).

The spelling of 11142435411 in words is "eleven billion, one hundred forty-two million, four hundred thirty-five thousand, four hundred eleven".