1113499428 has 48 divisors (see below), whose sum is σ = 2690876160. Its totient is φ = 357952000.

The previous prime is 1113499403. The next prime is 1113499451. The reversal of 1113499428 is 8249943111.

It is a self number, because there is not a number n which added to its sum of digits gives 1113499428.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472453 + ... + 474803.

It is an arithmetic number, because the mean of its divisors is an integer number (56059920).

Almost surely, 2^1113499428 is an apocalyptic number.

It is an amenable number.

1113499428 is an abundant number, since it is smaller than the sum of its proper divisors (1577376732).

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

1113499428 is a wasteful number, since it uses less digits than its factorization.

1113499428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748 (or 3746 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 1113499428 is about 33369.1388561347. The cubic root of 1113499428 is about 1036.4857431575.

The spelling of 1113499428 in words is "one billion, one hundred thirteen million, four hundred ninety-nine thousand, four hundred twenty-eight".