2001345177 has 32 divisors (see below), whose sum is σ = 2959681536. Its totient is φ = 1195084800.

The previous prime is 2001345109. The next prime is 2001345197. The reversal of 2001345177 is 7715431002.

It is not a de Polignac number, because 2001345177 - 2²⁰ = 2000296601 is a prime.

It is a super-2 number, since 2×2001345177² = 8010765035002322658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2001345197) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302133 + ... + 308685.

It is an arithmetic number, because the mean of its divisors is an integer number (92490048).

Almost surely, 2^2001345177 is an apocalyptic number.

It is an amenable number.

2001345177 is a deficient number, since it is larger than the sum of its proper divisors (958336359).

2001345177 is a wasteful number, since it uses less digits than its factorization.

2001345177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6801.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 2001345177 is about 44736.3965580600. The cubic root of 2001345177 is about 1260.2034560596.

Adding to 2001345177 its reverse (7715431002), we get a palindrome (9716776179).

The spelling of 2001345177 in words is "two billion, one million, three hundred forty-five thousand, one hundred seventy-seven".