11142435455 has 16 divisors (see below), whose sum is σ = 13539861504. Its totient is φ = 8801824800.

The previous prime is 11142435439. The next prime is 11142435463. The reversal of 11142435455 is 55453424111.

It is a happy number.

It is not a de Polignac number, because 11142435455 - 2⁴ = 11142435439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147530 + ... + 209880.

It is an arithmetic number, because the mean of its divisors is an integer number (846241344).

Almost surely, 2^11142435455 is an apocalyptic number.

11142435455 is a deficient number, since it is larger than the sum of its proper divisors (2397426049).

11142435455 is a wasteful number, since it uses less digits than its factorization.

11142435455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62806.

The product of its digits is 48000, while the sum is 35.

Adding to 11142435455 its reverse (55453424111), we get a palindrome (66595859566).

The spelling of 11142435455 in words is "eleven billion, one hundred forty-two million, four hundred thirty-five thousand, four hundred fifty-five".