54051545123 has 2 divisors, whose sum is σ = 54051545124. Its totient is φ = 54051545122.

The previous prime is 54051545087. The next prime is 54051545137. The reversal of 54051545123 is 32154515045.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54051545123 is a prime.

It is not a weakly prime, because it can be changed into another prime (54051545183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27025772561 + 27025772562.

It is an arithmetic number, because the mean of its divisors is an integer number (27025772562).

Almost surely, 2^54051545123 is an apocalyptic number.

54051545123 is a deficient number, since it is larger than the sum of its proper divisors (1).

54051545123 is an equidigital number, since it uses as much as digits as its factorization.

54051545123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 54051545123 in words is "fifty-four billion, fifty-one million, five hundred forty-five thousand, one hundred twenty-three".