125544002323013 has 2 divisors, whose sum is σ = 125544002323014. Its totient is φ = 125544002323012.

The previous prime is 125544002323009. The next prime is 125544002323171. The reversal of 125544002323013 is 310323200445521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122274100448644 + 3269901874369 = 11057762^2 + 1808287^2 .

It is a cyclic number.

It is not a de Polignac number, because 125544002323013 - 2² = 125544002323009 is a prime.

It is a super-2 number, since 2×125544002323013² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125544002323213) 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, 62772001161506 + 62772001161507.

It is an arithmetic number, because the mean of its divisors is an integer number (62772001161507).

Almost surely, 2^{125544002323013} is an apocalyptic number.

It is an amenable number.

125544002323013 is a deficient number, since it is larger than the sum of its proper divisors (1).

125544002323013 is an equidigital number, since it uses as much as digits as its factorization.

125544002323013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 125544002323013 its reverse (310323200445521), we get a palindrome (435867202768534).

The spelling of 125544002323013 in words is "one hundred twenty-five trillion, five hundred forty-four billion, two million, three hundred twenty-three thousand, thirteen".