13146928519 has 2 divisors, whose sum is σ = 13146928520. Its totient is φ = 13146928518.

The previous prime is 13146928511. The next prime is 13146928573. The reversal of 13146928519 is 91582964131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13146928519 - 2³ = 13146928511 is a prime.

It is a super-2 number, since 2×13146928519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13146928511) 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, 6573464259 + 6573464260.

It is an arithmetic number, because the mean of its divisors is an integer number (6573464260).

Almost surely, 2^13146928519 is an apocalyptic number.

13146928519 is a deficient number, since it is larger than the sum of its proper divisors (1).

13146928519 is an equidigital number, since it uses as much as digits as its factorization.

13146928519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 49.

The spelling of 13146928519 in words is "thirteen billion, one hundred forty-six million, nine hundred twenty-eight thousand, five hundred nineteen".