244243151 has 2 divisors, whose sum is σ = 244243152. Its totient is φ = 244243150.

The previous prime is 244243117. The next prime is 244243159. The reversal of 244243151 is 151342442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244243151 - 2¹⁴ = 244226767 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244243151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244243159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122121575 + 122121576.

It is an arithmetic number, because the mean of its divisors is an integer number (122121576).

Almost surely, 2^244243151 is an apocalyptic number.

244243151 is a deficient number, since it is larger than the sum of its proper divisors (1).

244243151 is an equidigital number, since it uses as much as digits as its factorization.

244243151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 26.

The square root of 244243151 is about 15628.2804876288. The cubic root of 244243151 is about 625.0874766093.

Adding to 244243151 its reverse (151342442), we get a palindrome (395585593).

The spelling of 244243151 in words is "two hundred forty-four million, two hundred forty-three thousand, one hundred fifty-one".