11140014421 has 8 divisors (see below), whose sum is σ = 11248473600. Its totient is φ = 11032071120.

The previous prime is 11140014409. The next prime is 11140014467. The reversal of 11140014421 is 12441004111.

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

It is a cyclic number.

It is not a de Polignac number, because 11140014421 - 2⁷ = 11140014293 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 (11140012421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85501 + ... + 172018.

It is an arithmetic number, because the mean of its divisors is an integer number (1406059200).

Almost surely, 2^11140014421 is an apocalyptic number.

It is an amenable number.

11140014421 is a deficient number, since it is larger than the sum of its proper divisors (108459179).

11140014421 is a wasteful number, since it uses less digits than its factorization.

11140014421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257939.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11140014421 its reverse (12441004111), we get a palindrome (23581018532).

The spelling of 11140014421 in words is "eleven billion, one hundred forty million, fourteen thousand, four hundred twenty-one".