54645137 has 2 divisors, whose sum is σ = 54645138. Its totient is φ = 54645136.

The previous prime is 54645119. The next prime is 54645163. The reversal of 54645137 is 73154645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39891856 + 14753281 = 6316^2 + 3841^2 .

It is a cyclic number.

It is not a de Polignac number, because 54645137 - 2⁸ = 54644881 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 54645097 and 54645106.

It is not a weakly prime, because it can be changed into another prime (54645187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27322568 + 27322569.

It is an arithmetic number, because the mean of its divisors is an integer number (27322569).

Almost surely, 2^54645137 is an apocalyptic number.

It is an amenable number.

54645137 is a deficient number, since it is larger than the sum of its proper divisors (1).

54645137 is an equidigital number, since it uses as much as digits as its factorization.

54645137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 54645137 is about 7392.2349123929. The cubic root of 54645137 is about 379.4755854851.

It can be divided in two parts, 5464 and 5137, that added together give a palindrome (10601).

The spelling of 54645137 in words is "fifty-four million, six hundred forty-five thousand, one hundred thirty-seven".