1114544555 has 4 divisors (see below), whose sum is σ = 1337453472. Its totient is φ = 891635640.

The previous prime is 1114544551. The next prime is 1114544569. The reversal of 1114544555 is 5554454111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5554454111 = 12497 ⋅444463.

It is not a de Polignac number, because 1114544555 - 2² = 1114544551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1114544551) 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, 111454451 + ... + 111454460.

It is an arithmetic number, because the mean of its divisors is an integer number (334363368).

Almost surely, 2^1114544555 is an apocalyptic number.

1114544555 is a deficient number, since it is larger than the sum of its proper divisors (222908917).

1114544555 is an equidigital number, since it uses as much as digits as its factorization.

1114544555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222908916.

The product of its digits is 40000, while the sum is 35.

The square root of 1114544555 is about 33384.7952667079. The cubic root of 1114544555 is about 1036.8099224880.

Adding to 1114544555 its reverse (5554454111), we get a palindrome (6668998666).

The spelling of 1114544555 in words is "one billion, one hundred fourteen million, five hundred forty-four thousand, five hundred fifty-five".