13440127507 has 2 divisors, whose sum is σ = 13440127508. Its totient is φ = 13440127506.

The previous prime is 13440127457. The next prime is 13440127511. The reversal of 13440127507 is 70572104431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13440127507 is a prime.

It is not a weakly prime, because it can be changed into another prime (13440127537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720063753 + 6720063754.

It is an arithmetic number, because the mean of its divisors is an integer number (6720063754).

Almost surely, 2^13440127507 is an apocalyptic number.

13440127507 is a deficient number, since it is larger than the sum of its proper divisors (1).

13440127507 is an equidigital number, since it uses as much as digits as its factorization.

13440127507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 13440127507 in words is "thirteen billion, four hundred forty million, one hundred twenty-seven thousand, five hundred seven".