4261361321 has 8 divisors (see below), whose sum is σ = 5156605440. Its totient is φ = 3437736768.

The previous prime is 4261361311. The next prime is 4261361341. The reversal of 4261361321 is 1231631624.

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

It is a cyclic number.

It is not a de Polignac number, because 4261361321 - 2¹⁴ = 4261344937 is a prime.

It is a super-2 number, since 2×4261361321² = 36318400616229730082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4261361311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17904761 + ... + 17904998.

It is an arithmetic number, because the mean of its divisors is an integer number (644575680).

Almost surely, 2^4261361321 is an apocalyptic number.

It is an amenable number.

4261361321 is a deficient number, since it is larger than the sum of its proper divisors (895244119).

4261361321 is a wasteful number, since it uses less digits than its factorization.

4261361321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35809783.

The product of its digits is 5184, while the sum is 29.

The square root of 4261361321 is about 65279.1032490490. The cubic root of 4261361321 is about 1621.2479994911.

Adding to 4261361321 its reverse (1231631624), we get a palindrome (5492992945).

The spelling of 4261361321 in words is "four billion, two hundred sixty-one million, three hundred sixty-one thousand, three hundred twenty-one".