12773520037 has 2 divisors, whose sum is σ = 12773520038. Its totient is φ = 12773520036.

The previous prime is 12773519989. The next prime is 12773520047. The reversal of 12773520037 is 73002537721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6818465476 + 5955054561 = 82574^2 + 77169^2 .

It is a cyclic number.

It is not a de Polignac number, because 12773520037 - 2¹⁵ = 12773487269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12773519978 and 12773520005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12773520047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6386760018 + 6386760019.

It is an arithmetic number, because the mean of its divisors is an integer number (6386760019).

Almost surely, 2^12773520037 is an apocalyptic number.

It is an amenable number.

12773520037 is a deficient number, since it is larger than the sum of its proper divisors (1).

12773520037 is an equidigital number, since it uses as much as digits as its factorization.

12773520037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 37.

The spelling of 12773520037 in words is "twelve billion, seven hundred seventy-three million, five hundred twenty thousand, thirty-seven".