15213038271047 has 2 divisors, whose sum is σ = 15213038271048. Its totient is φ = 15213038271046.

The previous prime is 15213038271001. The next prime is 15213038271157. The reversal of 15213038271047 is 74017283031251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15213038271047 - 2²² = 15213034076743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15213038270989 and 15213038271007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15213038270047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7606519135523 + 7606519135524.

It is an arithmetic number, because the mean of its divisors is an integer number (7606519135524).

Almost surely, 2^{15213038271047} is an apocalyptic number.

15213038271047 is a deficient number, since it is larger than the sum of its proper divisors (1).

15213038271047 is an equidigital number, since it uses as much as digits as its factorization.

15213038271047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 15213038271047 in words is "fifteen trillion, two hundred thirteen billion, thirty-eight million, two hundred seventy-one thousand, forty-seven".