1113128514 has 16 divisors (see below), whose sum is σ = 2473619040. Its totient is φ = 371042820.

The previous prime is 1113128479. The next prime is 1113128531. The reversal of 1113128514 is 4158213111.

1113128514 is a `hidden beast` number, since 11 + 13 + 128 + 514 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10306692 + ... + 10306799.

It is an arithmetic number, because the mean of its divisors is an integer number (154601190).

Almost surely, 2^1113128514 is an apocalyptic number.

1113128514 is an abundant number, since it is smaller than the sum of its proper divisors (1360490526).

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

1113128514 is a wasteful number, since it uses less digits than its factorization.

1113128514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20613502 (or 20613496 counting only the distinct ones).

The product of its digits is 960, while the sum is 27.

The square root of 1113128514 is about 33363.5806531613. The cubic root of 1113128514 is about 1036.3706436318.

The spelling of 1113128514 in words is "one billion, one hundred thirteen million, one hundred twenty-eight thousand, five hundred fourteen".