141741921 has 4 divisors (see below), whose sum is σ = 188989232. Its totient is φ = 94494612.

The previous prime is 141741911. The next prime is 141741923. The reversal of 141741921 is 129147141.

141741921 is digitally balanced in base 2, 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 not a de Polignac number, because 141741921 - 2⁷ = 141741793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141741923) 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, 23623651 + ... + 23623656.

It is an arithmetic number, because the mean of its divisors is an integer number (47247308).

Almost surely, 2^141741921 is an apocalyptic number.

It is an amenable number.

141741921 is a deficient number, since it is larger than the sum of its proper divisors (47247311).

141741921 is an equidigital number, since it uses as much as digits as its factorization.

141741921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47247310.

The product of its digits is 2016, while the sum is 30.

The square root of 141741921 is about 11905.5416088475. The cubic root of 141741921 is about 521.3940907884.

The spelling of 141741921 in words is "one hundred forty-one million, seven hundred forty-one thousand, nine hundred twenty-one".