141101891 has 4 divisors (see below), whose sum is σ = 161259312. Its totient is φ = 120944472.

The previous prime is 141101881. The next prime is 141101897. The reversal of 141101891 is 198101141.

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 141101891 - 2⁶ = 141101827 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 141101891.

It is not an unprimeable number, because it can be changed into a prime (141101897) 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, 10078700 + ... + 10078713.

It is an arithmetic number, because the mean of its divisors is an integer number (40314828).

Almost surely, 2^141101891 is an apocalyptic number.

141101891 is a deficient number, since it is larger than the sum of its proper divisors (20157421).

141101891 is an equidigital number, since it uses as much as digits as its factorization.

141101891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20157420.

The product of its (nonzero) digits is 288, while the sum is 26.

The square root of 141101891 is about 11878.6316972958. The cubic root of 141101891 is about 520.6081285200.

The spelling of 141101891 in words is "one hundred forty-one million, one hundred one thousand, eight hundred ninety-one".