60920647 has 2 divisors, whose sum is σ = 60920648. Its totient is φ = 60920646.

The previous prime is 60920623. The next prime is 60920687. The reversal of 60920647 is 74602906.

60920647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60920647 is a prime.

It is a super-2 number, since 2×60920647² = 7422650461797218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60920687) 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, 30460323 + 30460324.

It is an arithmetic number, because the mean of its divisors is an integer number (30460324).

Almost surely, 2^60920647 is an apocalyptic number.

60920647 is a deficient number, since it is larger than the sum of its proper divisors (1).

60920647 is an equidigital number, since it uses as much as digits as its factorization.

60920647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 60920647 is about 7805.1679674431. The cubic root of 60920647 is about 393.4789486867.

The spelling of 60920647 in words is "sixty million, nine hundred twenty thousand, six hundred forty-seven".