60845021 has 2 divisors, whose sum is σ = 60845022. Its totient is φ = 60845020.

The previous prime is 60845017. The next prime is 60845027. The reversal of 60845021 is 12054806.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38613796 + 22231225 = 6214^2 + 4715^2 .

It is a cyclic number.

It is not a de Polignac number, because 60845021 - 2² = 60845017 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 (60845027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30422510 + 30422511.

It is an arithmetic number, because the mean of its divisors is an integer number (30422511).

Almost surely, 2^60845021 is an apocalyptic number.

It is an amenable number.

60845021 is a deficient number, since it is larger than the sum of its proper divisors (1).

60845021 is an equidigital number, since it uses as much as digits as its factorization.

60845021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 60845021 is about 7800.3218523340. The cubic root of 60845021 is about 393.3160615960.

Adding to 60845021 its reverse (12054806), we get a palindrome (72899827).

The spelling of 60845021 in words is "sixty million, eight hundred forty-five thousand, twenty-one".