11140042254 has 32 divisors (see below), whose sum is σ = 24366216960. Its totient is φ = 3367344000.

The previous prime is 11140042187. The next prime is 11140042261. The reversal of 11140042254 is 45224004111.

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, 183994 + ... + 236925.

It is an arithmetic number, because the mean of its divisors is an integer number (761444280).

Almost surely, 2^11140042254 is an apocalyptic number.

11140042254 is an abundant number, since it is smaller than the sum of its proper divisors (13226174706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140042254 is a wasteful number, since it uses less digits than its factorization.

11140042254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421336.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 11140042254 its reverse (45224004111), we get a palindrome (56364046365).

The spelling of 11140042254 in words is "eleven billion, one hundred forty million, forty-two thousand, two hundred fifty-four".