2544213349 has 2 divisors, whose sum is σ = 2544213350. Its totient is φ = 2544213348.

The previous prime is 2544213341. The next prime is 2544213383. The reversal of 2544213349 is 9433124452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1706516100 + 837697249 = 41310^2 + 28943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2544213349 - 2³ = 2544213341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2544213341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272106674 + 1272106675.

It is an arithmetic number, because the mean of its divisors is an integer number (1272106675).

Almost surely, 2^2544213349 is an apocalyptic number.

It is an amenable number.

2544213349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544213349 is an equidigital number, since it uses as much as digits as its factorization.

2544213349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 2544213349 is about 50440.1957668683. The cubic root of 2544213349 is about 1365.1629996728.

The spelling of 2544213349 in words is "two billion, five hundred forty-four million, two hundred thirteen thousand, three hundred forty-nine".