244120412537 has 2 divisors, whose sum is σ = 244120412538. Its totient is φ = 244120412536.

The previous prime is 244120412509. The next prime is 244120412621. The reversal of 244120412537 is 735214021442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237788868496 + 6331544041 = 487636^2 + 79571^2 .

It is a cyclic number.

It is not a de Polignac number, because 244120412537 - 2³² = 239825445241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 244120412497 and 244120412506.

It is not a weakly prime, because it can be changed into another prime (244120412737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060206268 + 122060206269.

It is an arithmetic number, because the mean of its divisors is an integer number (122060206269).

Almost surely, 2^244120412537 is an apocalyptic number.

It is an amenable number.

244120412537 is a deficient number, since it is larger than the sum of its proper divisors (1).

244120412537 is an equidigital number, since it uses as much as digits as its factorization.

244120412537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 244120412537 its reverse (735214021442), we get a palindrome (979334433979).

The spelling of 244120412537 in words is "two hundred forty-four billion, one hundred twenty million, four hundred twelve thousand, five hundred thirty-seven".