1995133000 has 192 divisors, whose sum is σ = 5719334400. Its totient is φ = 647740800.

The previous prime is 1995132989. The next prime is 1995133003. The reversal of 1995133000 is 3315991.

It is not an unprimeable number, because it can be changed into a prime (1995133003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 929929 + ... + 932071.

It is an arithmetic number, because the mean of its divisors is an integer number (29788200).

Almost surely, 2^1995133000 is an apocalyptic number.

1995133000 is a gapful number since it is divisible by the number (10) 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 1995133000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2859667200).

1995133000 is an abundant number, since it is smaller than the sum of its proper divisors (3724201400).

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

1995133000 is a wasteful number, since it uses less digits than its factorization.

1995133000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197 (or 2176 counting only the distinct ones).

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 1995133000 is about 44666.9116908702. The cubic root of 1995133000 is about 1258.8982137968.

Adding to 1995133000 its reverse (3315991), we get a palindrome (1998448991).

The spelling of 1995133000 in words is "one billion, nine hundred ninety-five million, one hundred thirty-three thousand".