1004312000 has 56 divisors (see below), whose sum is σ = 2487198480. Its totient is φ = 401721600.

The previous prime is 1004311961. The next prime is 1004312003. The reversal of 1004312000 is 2134001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004312003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54770 + ... + 70769.

Almost surely, 2^1004312000 is an apocalyptic number.

1004312000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004312000 is an abundant number, since it is smaller than the sum of its proper divisors (1482886480).

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

1004312000 is an equidigital number, since it uses as much as digits as its factorization.

1004312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125566 (or 125546 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1004312000 is about 31690.8819694246. The cubic root of 1004312000 is about 1001.4352723411.

Adding to 1004312000 its reverse (2134001), we get a palindrome (1006446001).

The spelling of 1004312000 in words is "one billion, four million, three hundred twelve thousand".