54853867 has 2 divisors, whose sum is σ = 54853868. Its totient is φ = 54853866.

The previous prime is 54853861. The next prime is 54853889. The reversal of 54853867 is 76835845.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54853867 is a prime.

It is not a weakly prime, because it can be changed into another prime (54853861) 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, 27426933 + 27426934.

It is an arithmetic number, because the mean of its divisors is an integer number (27426934).

Almost surely, 2^54853867 is an apocalyptic number.

54853867 is a deficient number, since it is larger than the sum of its proper divisors (1).

54853867 is an equidigital number, since it uses as much as digits as its factorization.

54853867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 46.

The square root of 54853867 is about 7406.3396492464. The cubic root of 54853867 is about 379.9581371242.

The spelling of 54853867 in words is "fifty-four million, eight hundred fifty-three thousand, eight hundred sixty-seven".