11142034454 has 8 divisors (see below), whose sum is σ = 17592686040. Its totient is φ = 5277805776.

The previous prime is 11142034451. The next prime is 11142034459. The reversal of 11142034454 is 45443024111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142034451) 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, 146605679 + ... + 146605754.

It is an arithmetic number, because the mean of its divisors is an integer number (2199085755).

Almost surely, 2^11142034454 is an apocalyptic number.

11142034454 is a deficient number, since it is larger than the sum of its proper divisors (6450651586).

11142034454 is a wasteful number, since it uses less digits than its factorization.

11142034454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293211454.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 11142034454 its reverse (45443024111), we get a palindrome (56585058565).

The spelling of 11142034454 in words is "eleven billion, one hundred forty-two million, thirty-four thousand, four hundred fifty-four".