60252581 has 2 divisors, whose sum is σ = 60252582. Its totient is φ = 60252580.

The previous prime is 60252559. The next prime is 60252587. The reversal of 60252581 is 18525206.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55368481 + 4884100 = 7441^2 + 2210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60252581 is a prime.

It is a super-2 number, since 2×60252581² = 7260747034323122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60252587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30126290 + 30126291.

It is an arithmetic number, because the mean of its divisors is an integer number (30126291).

Almost surely, 2^60252581 is an apocalyptic number.

It is an amenable number.

60252581 is a deficient number, since it is larger than the sum of its proper divisors (1).

60252581 is an equidigital number, since it uses as much as digits as its factorization.

60252581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 60252581 is about 7762.2536031748. The cubic root of 60252581 is about 392.0353401604.

Adding to 60252581 its reverse (18525206), we get a palindrome (78777787).

The spelling of 60252581 in words is "sixty million, two hundred fifty-two thousand, five hundred eighty-one".