1111420554241 has 4 divisors (see below), whose sum is σ = 1112565169584. Its totient is φ = 1110275938900.

The previous prime is 1111420554229. The next prime is 1111420554253. The reversal of 1111420554241 is 1424550241111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1111420554229) and next prime (1111420554253).

It is a cyclic number.

It is not a de Polignac number, because 1111420554241 - 2³⁹ = 561664740353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111420555241) 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, 572306215 + ... + 572308156.

It is an arithmetic number, because the mean of its divisors is an integer number (278141292396).

Almost surely, 2^{1111420554241} is an apocalyptic number.

It is an amenable number.

1111420554241 is a deficient number, since it is larger than the sum of its proper divisors (1144615343).

1111420554241 is an equidigital number, since it uses as much as digits as its factorization.

1111420554241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144615342.

The product of its (nonzero) digits is 6400, while the sum is 31.

Adding to 1111420554241 its reverse (1424550241111), we get a palindrome (2535970795352).

It can be divided in two parts, 1111420 and 554241, that added together give a palindrome (1665661).

The spelling of 1111420554241 in words is "one trillion, one hundred eleven billion, four hundred twenty million, five hundred fifty-four thousand, two hundred forty-one".