54136091 has 2 divisors, whose sum is σ = 54136092. Its totient is φ = 54136090.

The previous prime is 54136063. The next prime is 54136133. The reversal of 54136091 is 19063145.

54136091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54136091 - 2¹⁸ = 53873947 is a prime.

It is not a weakly prime, because it can be changed into another prime (54036091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27068045 + 27068046.

It is an arithmetic number, because the mean of its divisors is an integer number (27068046).

Almost surely, 2^54136091 is an apocalyptic number.

54136091 is a deficient number, since it is larger than the sum of its proper divisors (1).

54136091 is an equidigital number, since it uses as much as digits as its factorization.

54136091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 54136091 is about 7357.7232212146. The cubic root of 54136091 is about 378.2935743677.

The spelling of 54136091 in words is "fifty-four million, one hundred thirty-six thousand, ninety-one".