141005155 has 4 divisors (see below), whose sum is σ = 169206192. Its totient is φ = 112804120.

The previous prime is 141005149. The next prime is 141005167. The reversal of 141005155 is 551500141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 551500141 = 23 ⋅23978267.

It is not a de Polignac number, because 141005155 - 2¹⁹ = 140480867 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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, 14100511 + ... + 14100520.

It is an arithmetic number, because the mean of its divisors is an integer number (42301548).

Almost surely, 2^141005155 is an apocalyptic number.

141005155 is a deficient number, since it is larger than the sum of its proper divisors (28201037).

141005155 is an equidigital number, since it uses as much as digits as its factorization.

141005155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201036.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 141005155 is about 11874.5591497116. The cubic root of 141005155 is about 520.4891292616.

Adding to 141005155 its reverse (551500141), we get a palindrome (692505296).

The spelling of 141005155 in words is "one hundred forty-one million, five thousand, one hundred fifty-five".