60552209 has 2 divisors, whose sum is σ = 60552210. Its totient is φ = 60552208.

The previous prime is 60552187. The next prime is 60552211. The reversal of 60552209 is 90225506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60403984 + 148225 = 7772^2 + 385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60552209 is a prime.

Together with 60552211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (60552229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30276104 + 30276105.

It is an arithmetic number, because the mean of its divisors is an integer number (30276105).

Almost surely, 2^60552209 is an apocalyptic number.

It is an amenable number.

60552209 is a deficient number, since it is larger than the sum of its proper divisors (1).

60552209 is an equidigital number, since it uses as much as digits as its factorization.

60552209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 60552209 is about 7781.5299909465. The cubic root of 60552209 is about 392.6841123067.

The spelling of 60552209 in words is "sixty million, five hundred fifty-two thousand, two hundred nine".