54950591 has 2 divisors, whose sum is σ = 54950592. Its totient is φ = 54950590.

The previous prime is 54950551. The next prime is 54950627. The reversal of 54950591 is 19505945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54950591 - 2¹⁰ = 54949567 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54950501) 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, 27475295 + 27475296.

It is an arithmetic number, because the mean of its divisors is an integer number (27475296).

Almost surely, 2^54950591 is an apocalyptic number.

54950591 is a deficient number, since it is larger than the sum of its proper divisors (1).

54950591 is an equidigital number, since it uses as much as digits as its factorization.

54950591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 54950591 is about 7412.8665845272. The cubic root of 54950591 is about 380.1813331230.

The spelling of 54950591 in words is "fifty-four million, nine hundred fifty thousand, five hundred ninety-one".