60420947 has 2 divisors, whose sum is σ = 60420948. Its totient is φ = 60420946.

The previous prime is 60420923. The next prime is 60420961. The reversal of 60420947 is 74902406.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60420947 - 2⁶ = 60420883 is a prime.

It is not a weakly prime, because it can be changed into another prime (60420847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30210473 + 30210474.

It is an arithmetic number, because the mean of its divisors is an integer number (30210474).

Almost surely, 2^60420947 is an apocalyptic number.

60420947 is a deficient number, since it is larger than the sum of its proper divisors (1).

60420947 is an equidigital number, since it uses as much as digits as its factorization.

60420947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 60420947 is about 7773.0912126386. The cubic root of 60420947 is about 392.4001601443.

The spelling of 60420947 in words is "sixty million, four hundred twenty thousand, nine hundred forty-seven".