4121780141 has 4 divisors (see below), whose sum is σ = 4128151392. Its totient is φ = 4115408892.

The previous prime is 4121780129. The next prime is 4121780153. The reversal of 4121780141 is 1410871214.

4121780141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 an interprime number because it is at equal distance from previous prime (4121780129) and next prime (4121780153).

It is a cyclic number.

It is not a de Polignac number, because 4121780141 - 2²⁶ = 4054671277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121780171) 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, 3184655 + ... + 3185948.

It is an arithmetic number, because the mean of its divisors is an integer number (1032037848).

Almost surely, 2^4121780141 is an apocalyptic number.

It is an amenable number.

4121780141 is a deficient number, since it is larger than the sum of its proper divisors (6371251).

4121780141 is an equidigital number, since it uses as much as digits as its factorization.

4121780141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6371250.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 4121780141 is about 64201.0914315325. The cubic root of 4121780141 is about 1603.3497711941.

The spelling of 4121780141 in words is "four billion, one hundred twenty-one million, seven hundred eighty thousand, one hundred forty-one".