60648491 has 2 divisors, whose sum is σ = 60648492. Its totient is φ = 60648490.

The previous prime is 60648487. The next prime is 60648509. The reversal of 60648491 is 19484606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60648491 - 2² = 60648487 is a prime.

It is not a weakly prime, because it can be changed into another prime (60648451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30324245 + 30324246.

It is an arithmetic number, because the mean of its divisors is an integer number (30324246).

Almost surely, 2^60648491 is an apocalyptic number.

60648491 is a deficient number, since it is larger than the sum of its proper divisors (1).

60648491 is an equidigital number, since it uses as much as digits as its factorization.

60648491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 60648491 is about 7787.7141062060. The cubic root of 60648491 is about 392.8921332896.

The spelling of 60648491 in words is "sixty million, six hundred forty-eight thousand, four hundred ninety-one".