544255213 has 2 divisors, whose sum is σ = 544255214. Its totient is φ = 544255212.

The previous prime is 544255199. The next prime is 544255297. The reversal of 544255213 is 312552445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419307529 + 124947684 = 20477^2 + 11178^2 .

It is a cyclic number.

It is not a de Polignac number, because 544255213 - 2⁹ = 544254701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544255813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272127606 + 272127607.

It is an arithmetic number, because the mean of its divisors is an integer number (272127607).

Almost surely, 2^544255213 is an apocalyptic number.

It is an amenable number.

544255213 is a deficient number, since it is larger than the sum of its proper divisors (1).

544255213 is an equidigital number, since it uses as much as digits as its factorization.

544255213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24000, while the sum is 31.

The square root of 544255213 is about 23329.2780214048. The cubic root of 544255213 is about 816.4586586905.

The spelling of 544255213 in words is "five hundred forty-four million, two hundred fifty-five thousand, two hundred thirteen".