244300231391 has 2 divisors, whose sum is σ = 244300231392. Its totient is φ = 244300231390.

The previous prime is 244300231337. The next prime is 244300231429. The reversal of 244300231391 is 193132003442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244300231391 is a prime.

It is a super-2 number, since 2×244300231391² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244300231891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122150115695 + 122150115696.

It is an arithmetic number, because the mean of its divisors is an integer number (122150115696).

Almost surely, 2^244300231391 is an apocalyptic number.

244300231391 is a deficient number, since it is larger than the sum of its proper divisors (1).

244300231391 is an equidigital number, since it uses as much as digits as its factorization.

244300231391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 244300231391 in words is "two hundred forty-four billion, three hundred million, two hundred thirty-one thousand, three hundred ninety-one".