60642563 has 2 divisors, whose sum is σ = 60642564. Its totient is φ = 60642562.

The previous prime is 60642511. The next prime is 60642581. The reversal of 60642563 is 36524606.

60642563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60642563 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (60642583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30321281 + 30321282.

It is an arithmetic number, because the mean of its divisors is an integer number (30321282).

Almost surely, 2^60642563 is an apocalyptic number.

60642563 is a deficient number, since it is larger than the sum of its proper divisors (1).

60642563 is an equidigital number, since it uses as much as digits as its factorization.

60642563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 60642563 is about 7787.3334974175. Note that the first 3 decimals coincide. The cubic root of 60642563 is about 392.8793319793.

The spelling of 60642563 in words is "sixty million, six hundred forty-two thousand, five hundred sixty-three".