152441521 has 2 divisors, whose sum is σ = 152441522. Its totient is φ = 152441520.

The previous prime is 152441519. The next prime is 152441537. The reversal of 152441521 is 125144251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127441521 + 25000000 = 11289^2 + 5000^2 .

It is a cyclic number.

It is not a de Polignac number, because 152441521 - 2¹ = 152441519 is a prime.

Together with 152441519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (152441561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76220760 + 76220761.

It is an arithmetic number, because the mean of its divisors is an integer number (76220761).

Almost surely, 2^152441521 is an apocalyptic number.

It is an amenable number.

152441521 is a deficient number, since it is larger than the sum of its proper divisors (1).

152441521 is an equidigital number, since it uses as much as digits as its factorization.

152441521 is an odious number, because the sum of its binary digits is odd.

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

The square root of 152441521 is about 12346.7210626951. The cubic root of 152441521 is about 534.1965650318.

Adding to 152441521 its reverse (125144251), we get a palindrome (277585772).

The spelling of 152441521 in words is "one hundred fifty-two million, four hundred forty-one thousand, five hundred twenty-one".