1114425985 has 4 divisors (see below), whose sum is σ = 1337311188. Its totient is φ = 891540784.

The previous prime is 1114425979. The next prime is 1114425989. The reversal of 1114425985 is 5895244111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5895244111 = 9719 ⋅606569.

It can be written as a sum of positive squares in 2 ways, for example, as 400040001 + 714385984 = 20001^2 + 26728^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114425985 - 2⁷ = 1114425857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1114425989) 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, 111442594 + ... + 111442603.

It is an arithmetic number, because the mean of its divisors is an integer number (334327797).

Almost surely, 2^1114425985 is an apocalyptic number.

It is an amenable number.

1114425985 is a deficient number, since it is larger than the sum of its proper divisors (222885203).

1114425985 is an equidigital number, since it uses as much as digits as its factorization.

1114425985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222885202.

The product of its digits is 57600, while the sum is 40.

The square root of 1114425985 is about 33383.0194110719. The cubic root of 1114425985 is about 1036.7731544313.

The spelling of 1114425985 in words is "one billion, one hundred fourteen million, four hundred twenty-five thousand, nine hundred eighty-five".