54620971 has 2 divisors, whose sum is σ = 54620972. Its totient is φ = 54620970.

The previous prime is 54620959. The next prime is 54620989. The reversal of 54620971 is 17902645.

54620971 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 not a de Polignac number, because 54620971 - 2¹¹ = 54618923 is a prime.

It is equal to p_3260986 and since 54620971 and 3260986 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (54620911) 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, 27310485 + 27310486.

It is an arithmetic number, because the mean of its divisors is an integer number (27310486).

Almost surely, 2^54620971 is an apocalyptic number.

54620971 is a deficient number, since it is larger than the sum of its proper divisors (1).

54620971 is an equidigital number, since it uses as much as digits as its factorization.

54620971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 54620971 is about 7390.6001786053. The cubic root of 54620971 is about 379.4196380903.

The spelling of 54620971 in words is "fifty-four million, six hundred twenty thousand, nine hundred seventy-one".