1112507128 has 16 divisors (see below), whose sum is σ = 2117085480. Its totient is φ = 547951008.

The previous prime is 1112507119. The next prime is 1112507177. The reversal of 1112507128 is 8217052111.

It is a junction number, because it is equal to n+sod(n) for n = 1112507096 and 1112507105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1037251 + ... + 1038322.

Almost surely, 2^1112507128 is an apocalyptic number.

It is an amenable number.

1112507128 is a deficient number, since it is larger than the sum of its proper divisors (1004578352).

1112507128 is a wasteful number, since it uses less digits than its factorization.

1112507128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075646 (or 2075642 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 28.

The square root of 1112507128 is about 33354.2670133823. The cubic root of 1112507128 is about 1036.1777620165.

Adding to 1112507128 its reverse (8217052111), we get a palindrome (9329559239).

The spelling of 1112507128 in words is "one billion, one hundred twelve million, five hundred seven thousand, one hundred twenty-eight".