141042091 has 4 divisors (see below), whose sum is σ = 144482184. Its totient is φ = 137602000.

The previous prime is 141042089. The next prime is 141042101. The reversal of 141042091 is 190240141.

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

It is a cyclic number.

It is not a de Polignac number, because 141042091 - 2¹ = 141042089 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141042001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1719985 + ... + 1720066.

It is an arithmetic number, because the mean of its divisors is an integer number (36120546).

Almost surely, 2^141042091 is an apocalyptic number.

141042091 is a deficient number, since it is larger than the sum of its proper divisors (3440093).

141042091 is an equidigital number, since it uses as much as digits as its factorization.

141042091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440092.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 141042091 is about 11876.1143056136. The cubic root of 141042091 is about 520.5345723001.

The spelling of 141042091 in words is "one hundred forty-one million, forty-two thousand, ninety-one".