1114656128 has 48 divisors (see below), whose sum is σ = 2340935700. Its totient is φ = 527215104.

The previous prime is 1114656121. The next prime is 1114656131. The reversal of 1114656128 is 8216564111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114656121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1646126 + ... + 1646802.

Almost surely, 2^1114656128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114656128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170467850).

1114656128 is an abundant number, since it is smaller than the sum of its proper divisors (1226279572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1114656128 is an frugal number, since it uses more digits than its factorization.

1114656128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387 (or 698 counting only the distinct ones).

The product of its digits is 11520, while the sum is 35.

The square root of 1114656128 is about 33386.4662400800. The cubic root of 1114656128 is about 1036.8445184232.

The spelling of 1114656128 in words is "one billion, one hundred fourteen million, six hundred fifty-six thousand, one hundred twenty-eight".