1114478889 has 4 divisors (see below), whose sum is σ = 1485971856. Its totient is φ = 742985924.

The previous prime is 1114478879. The next prime is 1114478891. The reversal of 1114478889 is 9888744111.

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 a cyclic number.

It is not a de Polignac number, because 1114478889 - 2¹² = 1114474793 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1114478879) 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, 185746479 + ... + 185746484.

It is an arithmetic number, because the mean of its divisors is an integer number (371492964).

Almost surely, 2^1114478889 is an apocalyptic number.

It is an amenable number.

1114478889 is a deficient number, since it is larger than the sum of its proper divisors (371492967).

1114478889 is an equidigital number, since it uses as much as digits as its factorization.

1114478889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371492966.

The product of its digits is 516096, while the sum is 51.

The square root of 1114478889 is about 33383.8117805621. The cubic root of 1114478889 is about 1036.7895600607.

The spelling of 1114478889 in words is "one billion, one hundred fourteen million, four hundred seventy-eight thousand, eight hundred eighty-nine".