54066637 has 2 divisors, whose sum is σ = 54066638. Its totient is φ = 54066636.

The previous prime is 54066619. The next prime is 54066641. The reversal of 54066637 is 73666045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32592681 + 21473956 = 5709^2 + 4634^2 .

It is a cyclic number.

It is not a de Polignac number, because 54066637 - 2¹⁵ = 54033869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54066596 and 54066605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54066667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27033318 + 27033319.

It is an arithmetic number, because the mean of its divisors is an integer number (27033319).

Almost surely, 2^54066637 is an apocalyptic number.

It is an amenable number.

54066637 is a deficient number, since it is larger than the sum of its proper divisors (1).

54066637 is an equidigital number, since it uses as much as digits as its factorization.

54066637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 54066637 is about 7353.0019039845. The cubic root of 54066637 is about 378.1317276494.

The spelling of 54066637 in words is "fifty-four million, sixty-six thousand, six hundred thirty-seven".