544111999 has 2 divisors, whose sum is σ = 544112000. Its totient is φ = 544111998.

The previous prime is 544111993. The next prime is 544112011. The reversal of 544111999 is 999111445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544111999 - 2³ = 544111991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544111991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272055999 + 272056000.

It is an arithmetic number, because the mean of its divisors is an integer number (272056000).

Almost surely, 2^544111999 is an apocalyptic number.

544111999 is a deficient number, since it is larger than the sum of its proper divisors (1).

544111999 is an equidigital number, since it uses as much as digits as its factorization.

544111999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 43.

The square root of 544111999 is about 23326.2084145709. The cubic root of 544111999 is about 816.3870387562.

The spelling of 544111999 in words is "five hundred forty-four million, one hundred eleven thousand, nine hundred ninety-nine".