60643903 has 2 divisors, whose sum is σ = 60643904. Its totient is φ = 60643902.

The previous prime is 60643871. The next prime is 60643907. The reversal of 60643903 is 30934606.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60643903 - 2⁵ = 60643871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60643907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30321951 + 30321952.

It is an arithmetic number, because the mean of its divisors is an integer number (30321952).

Almost surely, 2^60643903 is an apocalyptic number.

60643903 is a deficient number, since it is larger than the sum of its proper divisors (1).

60643903 is an equidigital number, since it uses as much as digits as its factorization.

60643903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 60643903 is about 7787.4195340947. The cubic root of 60643903 is about 392.8822257358.

The spelling of 60643903 in words is "sixty million, six hundred forty-three thousand, nine hundred three".