13448974521007 has 2 divisors, whose sum is σ = 13448974521008. Its totient is φ = 13448974521006.

The previous prime is 13448974521001. The next prime is 13448974521029. The reversal of 13448974521007 is 70012547984431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13448974521007 - 2³ = 13448974520999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13448974521001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6724487260503 + 6724487260504.

It is an arithmetic number, because the mean of its divisors is an integer number (6724487260504).

Almost surely, 2^{13448974521007} is an apocalyptic number.

13448974521007 is a deficient number, since it is larger than the sum of its proper divisors (1).

13448974521007 is an equidigital number, since it uses as much as digits as its factorization.

13448974521007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 13448974521007 in words is "thirteen trillion, four hundred forty-eight billion, nine hundred seventy-four million, five hundred twenty-one thousand, seven".