1012118628 has 72 divisors (see below), whose sum is σ = 2471105280. Its totient is φ = 322081920.

The previous prime is 1012118621. The next prime is 1012118699. The reversal of 1012118628 is 8268112101.

It is a happy number.

1012118628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012118595 and 1012118604.

It is not an unprimeable number, because it can be changed into a prime (1012118621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4419618 + ... + 4419846.

Almost surely, 2^1012118628 is an apocalyptic number.

It is an amenable number.

1012118628 is an abundant number, since it is smaller than the sum of its proper divisors (1458986652).

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

1012118628 is a wasteful number, since it uses less digits than its factorization.

1012118628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 30.

The square root of 1012118628 is about 31813.8119061517. The cubic root of 1012118628 is about 1004.0233337434.

The spelling of 1012118628 in words is "one billion, twelve million, one hundred eighteen thousand, six hundred twenty-eight".