1113748550 has 48 divisors (see below), whose sum is σ = 2168646912. Its totient is φ = 424749600.

The previous prime is 1113748549. The next prime is 1113748583. The reversal of 1113748550 is 558473111.

It is a self number, because there is not a number n which added to its sum of digits gives 1113748550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 397655 + ... + 400445.

It is an arithmetic number, because the mean of its divisors is an integer number (45180144).

Almost surely, 2^1113748550 is an apocalyptic number.

1113748550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113748550 is a deficient number, since it is larger than the sum of its proper divisors (1054898362).

1113748550 is a wasteful number, since it uses less digits than its factorization.

1113748550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173 (or 3168 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 35.

The square root of 1113748550 is about 33372.8714677056. The cubic root of 1113748550 is about 1036.5630346647.

The spelling of 1113748550 in words is "one billion, one hundred thirteen million, seven hundred forty-eight thousand, five hundred fifty".