54003323557 has 2 divisors, whose sum is σ = 54003323558. Its totient is φ = 54003323556.

The previous prime is 54003323527. The next prime is 54003323573. The reversal of 54003323557 is 75532330045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53356842081 + 646481476 = 230991^2 + 25426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54003323557 is a prime.

It is a super-2 number, since 2×54003323557² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54003323527) 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, 27001661778 + 27001661779.

It is an arithmetic number, because the mean of its divisors is an integer number (27001661779).

Almost surely, 2^54003323557 is an apocalyptic number.

It is an amenable number.

54003323557 is a deficient number, since it is larger than the sum of its proper divisors (1).

54003323557 is an equidigital number, since it uses as much as digits as its factorization.

54003323557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 37.

The spelling of 54003323557 in words is "fifty-four billion, three million, three hundred twenty-three thousand, five hundred fifty-seven".