2001014540 has 48 divisors (see below), whose sum is σ = 4840292352. Its totient is φ = 680654016.

The previous prime is 2001014531. The next prime is 2001014551. The reversal of 2001014540 is 454101002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38492 + ... + 74051.

It is an arithmetic number, because the mean of its divisors is an integer number (100839424).

Almost surely, 2^2001014540 is an apocalyptic number.

2001014540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001014540 is an abundant number, since it is smaller than the sum of its proper divisors (2839277812).

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

2001014540 is a wasteful number, since it uses less digits than its factorization.

2001014540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112686 (or 112684 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2001014540 is about 44732.7010139115. The cubic root of 2001014540 is about 1260.1340539324.

Adding to 2001014540 its reverse (454101002), we get a palindrome (2455115542).

The spelling of 2001014540 in words is "two billion, one million, fourteen thousand, five hundred forty".