13213474327 has 2 divisors, whose sum is σ = 13213474328. Its totient is φ = 13213474326.

The previous prime is 13213474291. The next prime is 13213474333. The reversal of 13213474327 is 72347431231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13213474327 - 2⁷ = 13213474199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13213474357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606737163 + 6606737164.

It is an arithmetic number, because the mean of its divisors is an integer number (6606737164).

Almost surely, 2^13213474327 is an apocalyptic number.

13213474327 is a deficient number, since it is larger than the sum of its proper divisors (1).

13213474327 is an equidigital number, since it uses as much as digits as its factorization.

13213474327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 37.

The spelling of 13213474327 in words is "thirteen billion, two hundred thirteen million, four hundred seventy-four thousand, three hundred twenty-seven".