2001341345 has 24 divisors (see below), whose sum is σ = 2555481600. Its totient is φ = 1500498432.

The previous prime is 2001341341. The next prime is 2001341351. The reversal of 2001341345 is 5431431002.

It is not a de Polignac number, because 2001341345 - 2² = 2001341341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2001341345.

It is not an unprimeable number, because it can be changed into a prime (2001341341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 892736 + ... + 894974.

It is an arithmetic number, because the mean of its divisors is an integer number (106478400).

Almost surely, 2^2001341345 is an apocalyptic number.

It is an amenable number.

2001341345 is a deficient number, since it is larger than the sum of its proper divisors (554140255).

2001341345 is an equidigital number, since it uses as much as digits as its factorization.

2001341345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457 (or 2360 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2001341345 is about 44736.3537293776. The cubic root of 2001341345 is about 1260.2026517502.

Adding to 2001341345 its reverse (5431431002), we get a palindrome (7432772347).

The spelling of 2001341345 in words is "two billion, one million, three hundred forty-one thousand, three hundred forty-five".