2001406753 has 8 divisors (see below), whose sum is σ = 2121292800. Its totient is φ = 1881760320.

The previous prime is 2001406727. The next prime is 2001406769. The reversal of 2001406753 is 3576041002.

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

It is a cyclic number.

It is not a de Polignac number, because 2001406753 - 2²¹ = 1999309601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001406853) 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, 42553 + ... + 76246.

It is an arithmetic number, because the mean of its divisors is an integer number (265161600).

Almost surely, 2^2001406753 is an apocalyptic number.

It is an amenable number.

2001406753 is a deficient number, since it is larger than the sum of its proper divisors (119886047).

2001406753 is a wasteful number, since it uses less digits than its factorization.

2001406753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119807.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2001406753 is about 44737.0847619735. The cubic root of 2001406753 is about 1260.2163802823.

Adding to 2001406753 its reverse (3576041002), we get a palindrome (5577447755).

The spelling of 2001406753 in words is "two billion, one million, four hundred six thousand, seven hundred fifty-three".