1000054554973 has 2 divisors, whose sum is σ = 1000054554974. Its totient is φ = 1000054554972.

The previous prime is 1000054554953. The next prime is 1000054555009. The reversal of 1000054554973 is 3794554500001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 558730835289 + 441323719684 = 747483^2 + 664322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000054554973 - 2²¹ = 1000052457821 is a prime.

It is a super-2 number, since 2×1000054554973² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000054554953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500027277486 + 500027277487.

It is an arithmetic number, because the mean of its divisors is an integer number (500027277487).

Almost surely, 2^{1000054554973} is an apocalyptic number.

It is an amenable number.

1000054554973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000054554973 is an equidigital number, since it uses as much as digits as its factorization.

1000054554973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 1000054554973 in words is "one trillion, fifty-four million, five hundred fifty-four thousand, nine hundred seventy-three".