1113666500 has 24 divisors (see below), whose sum is σ = 2432248728. Its totient is φ = 445466400.

The previous prime is 1113666467. The next prime is 1113666539. The reversal of 1113666500 is 56663111.

It can be written as a sum of positive squares in 4 ways, for example, as 1844164 + 1111822336 = 1358^2 + 33344^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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, 1113167 + ... + 1114166.

It is an arithmetic number, because the mean of its divisors is an integer number (101343697).

Almost surely, 2^1113666500 is an apocalyptic number.

1113666500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113666500 is an abundant number, since it is smaller than the sum of its proper divisors (1318582228).

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

1113666500 is a wasteful number, since it uses less digits than its factorization.

1113666500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227352 (or 2227340 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1113666500 is about 33371.6421531815. The cubic root of 1113666500 is about 1036.5375794619.

The spelling of 1113666500 in words is "one billion, one hundred thirteen million, six hundred sixty-six thousand, five hundred".