13125415301533 has 2 divisors, whose sum is σ = 13125415301534. Its totient is φ = 13125415301532.

The previous prime is 13125415301519. The next prime is 13125415301627. The reversal of 13125415301533 is 33510351452131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12880827686169 + 244587615364 = 3588987^2 + 494558^2 .

It is a cyclic number.

It is not a de Polignac number, because 13125415301533 - 2²¹ = 13125413204381 is a prime.

It is a super-2 number, since 2×13125415301533² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13125415301492 and 13125415301501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13125415301503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6562707650766 + 6562707650767.

It is an arithmetic number, because the mean of its divisors is an integer number (6562707650767).

Almost surely, 2^{13125415301533} is an apocalyptic number.

It is an amenable number.

13125415301533 is a deficient number, since it is larger than the sum of its proper divisors (1).

13125415301533 is an equidigital number, since it uses as much as digits as its factorization.

13125415301533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81000, while the sum is 37.

Adding to 13125415301533 its reverse (33510351452131), we get a palindrome (46635766753664).

The spelling of 13125415301533 in words is "thirteen trillion, one hundred twenty-five billion, four hundred fifteen million, three hundred one thousand, five hundred thirty-three".