60152221 has 2 divisors, whose sum is σ = 60152222. Its totient is φ = 60152220.

The previous prime is 60152201. The next prime is 60152303. The reversal of 60152221 is 12225106.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59892121 + 260100 = 7739^2 + 510^2 .

It is a cyclic number.

It is not a de Polignac number, because 60152221 - 2⁵ = 60152189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60152201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30076110 + 30076111.

It is an arithmetic number, because the mean of its divisors is an integer number (30076111).

Almost surely, 2^60152221 is an apocalyptic number.

It is an amenable number.

60152221 is a deficient number, since it is larger than the sum of its proper divisors (1).

60152221 is an equidigital number, since it uses as much as digits as its factorization.

60152221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 60152221 is about 7755.7862915374. The cubic root of 60152221 is about 391.8175540164.

Adding to 60152221 its reverse (12225106), we get a palindrome (72377327).

The spelling of 60152221 in words is "sixty million, one hundred fifty-two thousand, two hundred twenty-one".