2001143452435 has 8 divisors (see below), whose sum is σ = 2404847360016. Its totient is φ = 1598597950560.

The previous prime is 2001143452369. The next prime is 2001143452463. The reversal of 2001143452435 is 5342543411002.

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

It is not a de Polignac number, because 2001143452435 - 2²⁵ = 2001109898003 is a prime.

It is a super-2 number, since 2×2001143452435² (a number of 25 digits) contains 22 as substring.

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 2001143452435.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289597624 + ... + 289604533.

It is an arithmetic number, because the mean of its divisors is an integer number (300605920002).

Almost surely, 2^{2001143452435} is an apocalyptic number.

2001143452435 is a deficient number, since it is larger than the sum of its proper divisors (403703907581).

2001143452435 is an equidigital number, since it uses as much as digits as its factorization.

2001143452435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579202853.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 2001143452435 its reverse (5342543411002), we get a palindrome (7343686863437).

The spelling of 2001143452435 in words is "two trillion, one billion, one hundred forty-three million, four hundred fifty-two thousand, four hundred thirty-five".