141845641 has 24 divisors (see below), whose sum is σ = 171978120. Its totient is φ = 116508672.

The previous prime is 141845629. The next prime is 141845647. The reversal of 141845641 is 146548141.

141845641 = 179² + 180² + ... + 755².

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 99920016 + 41925625 = 9996^2 + 6475^2 .

It is not a de Polignac number, because 141845641 - 2¹¹ = 141843593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141845597 and 141845606.

It is not an unprimeable number, because it can be changed into a prime (141845647) 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 23 ways as a sum of consecutive naturals, for example, 245545 + ... + 246121.

It is an arithmetic number, because the mean of its divisors is an integer number (7165755).

Almost surely, 2^141845641 is an apocalyptic number.

It is an amenable number.

141845641 is a deficient number, since it is larger than the sum of its proper divisors (30132479).

141845641 is a wasteful number, since it uses less digits than its factorization.

141845641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793 (or 786 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 141845641 is about 11909.8967669749. The cubic root of 141845641 is about 521.5212369172.

The spelling of 141845641 in words is "one hundred forty-one million, eight hundred forty-five thousand, six hundred forty-one".