54075491 has 2 divisors, whose sum is σ = 54075492. Its totient is φ = 54075490.

The previous prime is 54075479. The next prime is 54075503. The reversal of 54075491 is 19457045.

It is a balanced prime because it is at equal distance from previous prime (54075479) and next prime (54075503).

It is a cyclic number.

It is not a de Polignac number, because 54075491 - 2²² = 49881187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54075451) 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, 27037745 + 27037746.

It is an arithmetic number, because the mean of its divisors is an integer number (27037746).

Almost surely, 2^54075491 is an apocalyptic number.

54075491 is a deficient number, since it is larger than the sum of its proper divisors (1).

54075491 is an equidigital number, since it uses as much as digits as its factorization.

54075491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 54075491 is about 7353.6039463653. The cubic root of 54075491 is about 378.1523675841.

The spelling of 54075491 in words is "fifty-four million, seventy-five thousand, four hundred ninety-one".