5244242149 has 2 divisors, whose sum is σ = 5244242150. Its totient is φ = 5244242148.

The previous prime is 5244242123. The next prime is 5244242177. The reversal of 5244242149 is 9412424425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4421585025 + 822657124 = 66495^2 + 28682^2 .

It is a cyclic number.

It is not a de Polignac number, because 5244242149 - 2⁷ = 5244242021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5244242119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622121074 + 2622121075.

It is an arithmetic number, because the mean of its divisors is an integer number (2622121075).

Almost surely, 2^5244242149 is an apocalyptic number.

It is an amenable number.

5244242149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5244242149 is an equidigital number, since it uses as much as digits as its factorization.

5244242149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 37.

The square root of 5244242149 is about 72417.1398841462. The cubic root of 5244242149 is about 1737.3777108625.

The spelling of 5244242149 in words is "five billion, two hundred forty-four million, two hundred forty-two thousand, one hundred forty-nine".