544234261 has 2 divisors, whose sum is σ = 544234262. Its totient is φ = 544234260.

The previous prime is 544234219. The next prime is 544234267. The reversal of 544234261 is 162432445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 505980036 + 38254225 = 22494^2 + 6185^2 .

It is a cyclic number.

It is not a de Polignac number, because 544234261 - 2²¹ = 542137109 is a prime.

It is a super-2 number, since 2×544234261² = 592381861692432242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544234267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272117130 + 272117131.

It is an arithmetic number, because the mean of its divisors is an integer number (272117131).

Almost surely, 2^544234261 is an apocalyptic number.

It is an amenable number.

544234261 is a deficient number, since it is larger than the sum of its proper divisors (1).

544234261 is an equidigital number, since it uses as much as digits as its factorization.

544234261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 31.

The square root of 544234261 is about 23328.8289676100. The cubic root of 544234261 is about 816.4481815829.

The spelling of 544234261 in words is "five hundred forty-four million, two hundred thirty-four thousand, two hundred sixty-one".