2001140959 has 8 divisors (see below), whose sum is σ = 2023898240. Its totient is φ = 1978447896.

The previous prime is 2001140957. The next prime is 2001140983. The reversal of 2001140959 is 9590411002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001140959 - 2¹ = 2001140957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2001140959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001140957) 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, 48064 + ... + 79450.

It is an arithmetic number, because the mean of its divisors is an integer number (252987280).

Almost surely, 2^2001140959 is an apocalyptic number.

2001140959 is a deficient number, since it is larger than the sum of its proper divisors (22757281).

2001140959 is a wasteful number, since it uses less digits than its factorization.

2001140959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32109.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 2001140959 is about 44734.1140406290. The cubic root of 2001140959 is about 1260.1605907265.

The spelling of 2001140959 in words is "two billion, one million, one hundred forty thousand, nine hundred fifty-nine".