141634445 has 4 divisors (see below), whose sum is σ = 169961340. Its totient is φ = 113307552.

The previous prime is 141634433. The next prime is 141634447. The reversal of 141634445 is 544436141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544436141 = 191 ⋅2850451.

It can be written as a sum of positive squares in 2 ways, for example, as 96864964 + 44769481 = 9842^2 + 6691^2 .

It is a cyclic number.

It is not a de Polignac number, because 141634445 - 2²² = 137440141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141634447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14163440 + ... + 14163449.

It is an arithmetic number, because the mean of its divisors is an integer number (42490335).

Almost surely, 2^141634445 is an apocalyptic number.

It is an amenable number.

141634445 is a deficient number, since it is larger than the sum of its proper divisors (28326895).

141634445 is an equidigital number, since it uses as much as digits as its factorization.

141634445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28326894.

The product of its digits is 23040, while the sum is 32.

The square root of 141634445 is about 11901.0270565191. The cubic root of 141634445 is about 521.2622748788.

The spelling of 141634445 in words is "one hundred forty-one million, six hundred thirty-four thousand, four hundred forty-five".