141643603 has 4 divisors (see below), whose sum is σ = 143436640. Its totient is φ = 139850568.

The previous prime is 141643573. The next prime is 141643639. The reversal of 141643603 is 306346141.

141643603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306346141 = 47 ⋅6518003.

It is a cyclic number.

It is not a de Polignac number, because 141643603 - 2¹³ = 141635411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141643003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896400 + ... + 896557.

It is an arithmetic number, because the mean of its divisors is an integer number (35859160).

Almost surely, 2^141643603 is an apocalyptic number.

141643603 is a deficient number, since it is larger than the sum of its proper divisors (1793037).

141643603 is an equidigital number, since it uses as much as digits as its factorization.

141643603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793036.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 141643603 is about 11901.4118070084. The cubic root of 141643603 is about 521.2735094742.

Adding to 141643603 its reverse (306346141), we get a palindrome (447989744).

The spelling of 141643603 in words is "one hundred forty-one million, six hundred forty-three thousand, six hundred three".