54459129 has 16 divisors (see below), whose sum is σ = 75309120. Its totient is φ = 34964160.

The previous prime is 54459103. The next prime is 54459133. The reversal of 54459129 is 92195445.

It is not a de Polignac number, because 54459129 - 2¹⁹ = 53934841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54459179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57034 + ... + 57980.

It is an arithmetic number, because the mean of its divisors is an integer number (4706820).

Almost surely, 2^54459129 is an apocalyptic number.

It is an amenable number.

54459129 is a deficient number, since it is larger than the sum of its proper divisors (20849991).

54459129 is a wasteful number, since it uses less digits than its factorization.

54459129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640.

The product of its digits is 64800, while the sum is 39.

The square root of 54459129 is about 7379.6428775382. The cubic root of 54459129 is about 379.0445270863.

The spelling of 54459129 in words is "fifty-four million, four hundred fifty-nine thousand, one hundred twenty-nine".