4012003000 has 64 divisors (see below), whose sum is σ = 9409701600. Its totient is φ = 1601107200.

The previous prime is 4012002989. The next prime is 4012003027. The reversal of 4012003000 is 3002104.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452611 + ... + 461389.

Almost surely, 2^4012003000 is an apocalyptic number.

4012003000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4012003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4704850800).

4012003000 is an abundant number, since it is smaller than the sum of its proper divisors (5397698600).

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

4012003000 is a wasteful number, since it uses less digits than its factorization.

4012003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9257 (or 9243 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 4012003000 is about 63340.3741700347. The cubic root of 4012003000 is about 1588.9872643179.

Adding to 4012003000 its reverse (3002104), we get a palindrome (4015005104).

The spelling of 4012003000 in words is "four billion, twelve million, three thousand".