13158039473 has 2 divisors, whose sum is σ = 13158039474. Its totient is φ = 13158039472.

The previous prime is 13158039463. The next prime is 13158039481. The reversal of 13158039473 is 37493085131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13093767184 + 64272289 = 114428^2 + 8017^2 .

It is a cyclic number.

It is not a de Polignac number, because 13158039473 - 2¹⁰ = 13158038449 is a prime.

It is a super-2 number, since 2×13158039473² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13158039443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6579019736 + 6579019737.

It is an arithmetic number, because the mean of its divisors is an integer number (6579019737).

Almost surely, 2^13158039473 is an apocalyptic number.

It is an amenable number.

13158039473 is a deficient number, since it is larger than the sum of its proper divisors (1).

13158039473 is an equidigital number, since it uses as much as digits as its factorization.

13158039473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 13158039473 in words is "thirteen billion, one hundred fifty-eight million, thirty-nine thousand, four hundred seventy-three".