1111745000 has 40 divisors (see below), whose sum is σ = 2604830250. Its totient is φ = 444696000.

The previous prime is 1111744973. The next prime is 1111745017. The reversal of 1111745000 is 5471111.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 12292036 + 1099452964 = 3506^2 + 33158^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 106175 + ... + 116174.

Almost surely, 2^1111745000 is an apocalyptic number.

1111745000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111745000 is an abundant number, since it is smaller than the sum of its proper divisors (1493085250).

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

1111745000 is an equidigital number, since it uses as much as digits as its factorization.

1111745000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222375 (or 222356 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 1111745000 is about 33342.8403109273. The cubic root of 1111745000 is about 1035.9410952232.

The spelling of 1111745000 in words is "one billion, one hundred eleven million, seven hundred forty-five thousand".