2001011434 has 8 divisors (see below), whose sum is σ = 3002581440. Its totient is φ = 1000150956.

The previous prime is 2001011399. The next prime is 2001011447. The reversal of 2001011434 is 4341101002.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170274 + ... + 181645.

It is an arithmetic number, because the mean of its divisors is an integer number (375322680).

Almost surely, 2^2001011434 is an apocalyptic number.

2001011434 is a deficient number, since it is larger than the sum of its proper divisors (1001570006).

2001011434 is a wasteful number, since it uses less digits than its factorization.

2001011434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354764.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2001011434 is about 44732.6662965668. Note that the first 3 decimals coincide. The cubic root of 2001011434 is about 1260.1334019334.

Adding to 2001011434 its reverse (4341101002), we get a palindrome (6342112436).

The spelling of 2001011434 in words is "two billion, one million, eleven thousand, four hundred thirty-four".