4100345321 has 4 divisors (see below), whose sum is σ = 4117359444. Its totient is φ = 4083331200.

The previous prime is 4100345317. The next prime is 4100345329. The reversal of 4100345321 is 1235430014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3671026921 + 429318400 = 60589^2 + 20720^2 .

It is a cyclic number.

It is not a de Polignac number, because 4100345321 - 2² = 4100345317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4100345329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8506700 + ... + 8507181.

It is an arithmetic number, because the mean of its divisors is an integer number (1029339861).

Almost surely, 2^4100345321 is an apocalyptic number.

It is an amenable number.

4100345321 is a deficient number, since it is larger than the sum of its proper divisors (17014123).

4100345321 is a wasteful number, since it uses less digits than its factorization.

4100345321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17014122.

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

The square root of 4100345321 is about 64033.9388215343. The cubic root of 4100345321 is about 1600.5655970441.

Adding to 4100345321 its reverse (1235430014), we get a palindrome (5335775335).

The spelling of 4100345321 in words is "four billion, one hundred million, three hundred forty-five thousand, three hundred twenty-one".