141252145 has 4 divisors (see below), whose sum is σ = 169502580. Its totient is φ = 113001712.

The previous prime is 141252143. The next prime is 141252161. The reversal of 141252145 is 541252141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25280784 + 115971361 = 5028^2 + 10769^2 .

It is a cyclic number.

It is not a de Polignac number, because 141252145 - 2¹ = 141252143 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (141252143) 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, 14125210 + ... + 14125219.

It is an arithmetic number, because the mean of its divisors is an integer number (42375645).

Almost surely, 2^141252145 is an apocalyptic number.

It is an amenable number.

141252145 is a deficient number, since it is larger than the sum of its proper divisors (28250435).

141252145 is an equidigital number, since it uses as much as digits as its factorization.

141252145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28250434.

The product of its digits is 1600, while the sum is 25.

The square root of 141252145 is about 11884.9545644903. The cubic root of 141252145 is about 520.7928548524.

The spelling of 141252145 in words is "one hundred forty-one million, two hundred fifty-two thousand, one hundred forty-five".