1114551143 has 4 divisors (see below), whose sum is σ = 1114632888. Its totient is φ = 1114469400.

The previous prime is 1114551103. The next prime is 1114551149. The reversal of 1114551143 is 3411554111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3411554111 = 7 ⋅487364873.

It is a cyclic number.

It is not a de Polignac number, because 1114551143 - 2¹⁶ = 1114485607 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 (1114551149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14933 + ... + 49518.

It is an arithmetic number, because the mean of its divisors is an integer number (278658222).

Almost surely, 2^1114551143 is an apocalyptic number.

1114551143 is a deficient number, since it is larger than the sum of its proper divisors (81745).

1114551143 is an equidigital number, since it uses as much as digits as its factorization.

1114551143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81744.

The product of its digits is 1200, while the sum is 26.

The square root of 1114551143 is about 33384.8939342332. The cubic root of 1114551143 is about 1036.8119653226.

The spelling of 1114551143 in words is "one billion, one hundred fourteen million, five hundred fifty-one thousand, one hundred forty-three".