141438591 has 12 divisors (see below), whose sum is σ = 233486032. Its totient is φ = 80822016.

The previous prime is 141438587. The next prime is 141438599. The reversal of 141438591 is 195834141.

It is not a de Polignac number, because 141438591 - 2² = 141438587 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 (141438599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122466 + ... + 1122591.

Almost surely, 2^141438591 is an apocalyptic number.

141438591 is a deficient number, since it is larger than the sum of its proper divisors (92047441).

141438591 is a wasteful number, since it uses less digits than its factorization.

141438591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245070 (or 2245067 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 141438591 is about 11892.7957604594. The cubic root of 141438591 is about 521.0218945685.

The spelling of 141438591 in words is "one hundred forty-one million, four hundred thirty-eight thousand, five hundred ninety-one".