54115783 has 2 divisors, whose sum is σ = 54115784. Its totient is φ = 54115782.

The previous prime is 54115759. The next prime is 54115799. The reversal of 54115783 is 38751145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54115783 - 2²⁵ = 20561351 is a prime.

It is equal to p_3232699 and since 54115783 and 3232699 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54115483) 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, 27057891 + 27057892.

It is an arithmetic number, because the mean of its divisors is an integer number (27057892).

Almost surely, 2^54115783 is an apocalyptic number.

54115783 is a deficient number, since it is larger than the sum of its proper divisors (1).

54115783 is an equidigital number, since it uses as much as digits as its factorization.

54115783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 34.

The square root of 54115783 is about 7356.3430452909. The cubic root of 54115783 is about 378.2462655294.

The spelling of 54115783 in words is "fifty-four million, one hundred fifteen thousand, seven hundred eighty-three".