141553 has 4 divisors (see below), whose sum is σ = 142308. Its totient is φ = 140800.

The previous prime is 141551. The next prime is 141587. The reversal of 141553 is 355141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 355141 = 131 ⋅2711.

It can be written as a sum of positive squares in 2 ways, for example, as 110224 + 31329 = 332^2 + 177^2 .

It is a cyclic number.

It is not a de Polignac number, because 141553 - 2¹ = 141551 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 141553.

It is not an unprimeable number, because it can be changed into a prime (141551) 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, 153 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (35577).

2¹⁴¹⁵⁵³ is an apocalyptic number.

It is an amenable number.

141553 is a deficient number, since it is larger than the sum of its proper divisors (755).

141553 is an equidigital number, since it uses as much as digits as its factorization.

141553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754.

The product of its digits is 300, while the sum is 19.

The square root of 141553 is about 376.2352987161. The cubic root of 141553 is about 52.1162340746.

Adding to 141553 its reverse (355141), we get a palindrome (496694).

The spelling of 141553 in words is "one hundred forty-one thousand, five hundred fifty-three".