141521252 has 12 divisors (see below), whose sum is σ = 247746156. Its totient is φ = 70736640.

The previous prime is 141521249. The next prime is 141521257. The reversal of 141521252 is 252125141.

141521252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 126652516 + 14868736 = 11254^2 + 3856^2 .

It is not an unprimeable number, because it can be changed into a prime (141521257) 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, 17552 + ... + 24312.

It is an arithmetic number, because the mean of its divisors is an integer number (20645513).

Almost surely, 2^141521252 is an apocalyptic number.

It is an amenable number.

141521252 is a deficient number, since it is larger than the sum of its proper divisors (106224904).

141521252 is a wasteful number, since it uses less digits than its factorization.

141521252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11998 (or 11996 counting only the distinct ones).

The product of its digits is 800, while the sum is 23.

The square root of 141521252 is about 11896.2705080206. The cubic root of 141521252 is about 521.1233751313.

Adding to 141521252 its reverse (252125141), we get a palindrome (393646393).

The spelling of 141521252 in words is "one hundred forty-one million, five hundred twenty-one thousand, two hundred fifty-two".