60661303 has 2 divisors, whose sum is σ = 60661304. Its totient is φ = 60661302.

The previous prime is 60661273. The next prime is 60661339. The reversal of 60661303 is 30316606.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60661303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60661343) 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, 30330651 + 30330652.

It is an arithmetic number, because the mean of its divisors is an integer number (30330652).

Almost surely, 2^60661303 is an apocalyptic number.

60661303 is a deficient number, since it is larger than the sum of its proper divisors (1).

60661303 is an equidigital number, since it uses as much as digits as its factorization.

60661303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 60661303 is about 7788.5366404736. The cubic root of 60661303 is about 392.9197975096.

Adding to 60661303 its reverse (30316606), we get a palindrome (90977909).

The spelling of 60661303 in words is "sixty million, six hundred sixty-one thousand, three hundred three".