54128707 has 2 divisors, whose sum is σ = 54128708. Its totient is φ = 54128706.

The previous prime is 54128693. The next prime is 54128713. The reversal of 54128707 is 70782145.

It is a happy number.

54128707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54128707 - 2⁷ = 54128579 is a prime.

It is a super-3 number, since 3×54128707³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (54128507) 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, 27064353 + 27064354.

It is an arithmetic number, because the mean of its divisors is an integer number (27064354).

Almost surely, 2^54128707 is an apocalyptic number.

54128707 is a deficient number, since it is larger than the sum of its proper divisors (1).

54128707 is an equidigital number, since it uses as much as digits as its factorization.

54128707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 54128707 is about 7357.2214184432. The cubic root of 54128707 is about 378.2763742171.

The spelling of 54128707 in words is "fifty-four million, one hundred twenty-eight thousand, seven hundred seven".