4121441261 has 4 divisors (see below), whose sum is σ = 4710218592. Its totient is φ = 3532663932.

The previous prime is 4121441251. The next prime is 4121441273. The reversal of 4121441261 is 1621441214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-4121441261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4121441261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121441251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294388655 + ... + 294388668.

It is an arithmetic number, because the mean of its divisors is an integer number (1177554648).

Almost surely, 2^4121441261 is an apocalyptic number.

It is an amenable number.

4121441261 is a deficient number, since it is larger than the sum of its proper divisors (588777331).

4121441261 is an equidigital number, since it uses as much as digits as its factorization.

4121441261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588777330.

The product of its digits is 1536, while the sum is 26.

The square root of 4121441261 is about 64198.4521698148. The cubic root of 4121441261 is about 1603.3058291720.

Adding to 4121441261 its reverse (1621441214), we get a palindrome (5742882475).

The spelling of 4121441261 in words is "four billion, one hundred twenty-one million, four hundred forty-one thousand, two hundred sixty-one".