544900997 has 2 divisors, whose sum is σ = 544900998. Its totient is φ = 544900996.

The previous prime is 544900991. The next prime is 544901009. The reversal of 544900997 is 799009445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283787716 + 261113281 = 16846^2 + 16159^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544900997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544900991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272450498 + 272450499.

It is an arithmetic number, because the mean of its divisors is an integer number (272450499).

Almost surely, 2^544900997 is an apocalyptic number.

It is an amenable number.

544900997 is a deficient number, since it is larger than the sum of its proper divisors (1).

544900997 is an equidigital number, since it uses as much as digits as its factorization.

544900997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 544900997 is about 23343.1145522614. The cubic root of 544900997 is about 816.7814530496.

The spelling of 544900997 in words is "five hundred forty-four million, nine hundred thousand, nine hundred ninety-seven".