60725437013 has 2 divisors, whose sum is σ = 60725437014. Its totient is φ = 60725437012.

The previous prime is 60725436997. The next prime is 60725437021. The reversal of 60725437013 is 31073452706.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60357679684 + 367757329 = 245678^2 + 19177^2 .

It is a cyclic number.

It is not a de Polignac number, because 60725437013 - 2⁴ = 60725436997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60725437093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30362718506 + 30362718507.

It is an arithmetic number, because the mean of its divisors is an integer number (30362718507).

Almost surely, 2^60725437013 is an apocalyptic number.

It is an amenable number.

60725437013 is a deficient number, since it is larger than the sum of its proper divisors (1).

60725437013 is an equidigital number, since it uses as much as digits as its factorization.

60725437013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 38.

Adding to 60725437013 its reverse (31073452706), we get a palindrome (91798889719).

The spelling of 60725437013 in words is "sixty billion, seven hundred twenty-five million, four hundred thirty-seven thousand, thirteen".