54066039 has 16 divisors (see below), whose sum is σ = 76627200. Its totient is φ = 33811776.

The previous prime is 54066011. The next prime is 54066043. The reversal of 54066039 is 93066045.

It is a happy number.

It is not a de Polignac number, because 54066039 - 2⁷ = 54065911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54066049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267 + ... + 10475.

It is an arithmetic number, because the mean of its divisors is an integer number (4789200).

Almost surely, 2^54066039 is an apocalyptic number.

54066039 is a deficient number, since it is larger than the sum of its proper divisors (22561161).

54066039 is a wasteful number, since it uses less digits than its factorization.

54066039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9334.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 54066039 is about 7352.9612402079. The cubic root of 54066039 is about 378.1303335450.

The spelling of 54066039 in words is "fifty-four million, sixty-six thousand, thirty-nine".