5554999973 has 2 divisors, whose sum is σ = 5554999974. Its totient is φ = 5554999972.

The previous prime is 5554999943. The next prime is 5554999987. The reversal of 5554999973 is 3799994555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5306685409 + 248314564 = 72847^2 + 15758^2 .

It is a cyclic number.

It is not a de Polignac number, because 5554999973 - 2⁸ = 5554999717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5554999913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777499986 + 2777499987.

It is an arithmetic number, because the mean of its divisors is an integer number (2777499987).

Almost surely, 2^5554999973 is an apocalyptic number.

It is an amenable number.

5554999973 is a deficient number, since it is larger than the sum of its proper divisors (1).

5554999973 is an equidigital number, since it uses as much as digits as its factorization.

5554999973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68890500, while the sum is 65.

The square root of 5554999973 is about 74531.8721957258. The cubic root of 5554999973 is about 1771.0385738798.

The spelling of 5554999973 in words is "five billion, five hundred fifty-four million, nine hundred ninety-nine thousand, nine hundred seventy-three".