150224521 has 2 divisors, whose sum is σ = 150224522. Its totient is φ = 150224520.

The previous prime is 150224513. The next prime is 150224527. The reversal of 150224521 is 125422051.

150224521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144865296 + 5359225 = 12036^2 + 2315^2 .

It is an emirp because it is prime and its reverse (125422051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150224521 - 2³ = 150224513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 150224492 and 150224501.

It is not a weakly prime, because it can be changed into another prime (150224527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75112260 + 75112261.

It is an arithmetic number, because the mean of its divisors is an integer number (75112261).

Almost surely, 2^150224521 is an apocalyptic number.

It is an amenable number.

150224521 is a deficient number, since it is larger than the sum of its proper divisors (1).

150224521 is an equidigital number, since it uses as much as digits as its factorization.

150224521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 150224521 is about 12256.6113179786. The cubic root of 150224521 is about 531.5942515056.

Adding to 150224521 its reverse (125422051), we get a palindrome (275646572).

The spelling of 150224521 in words is "one hundred fifty million, two hundred twenty-four thousand, five hundred twenty-one".