13599961147 has 2 divisors, whose sum is σ = 13599961148. Its totient is φ = 13599961146.

The previous prime is 13599961127. The next prime is 13599961183. The reversal of 13599961147 is 74116999531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13599961147 is a prime.

It is not a weakly prime, because it can be changed into another prime (13599961127) 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, 6799980573 + 6799980574.

It is an arithmetic number, because the mean of its divisors is an integer number (6799980574).

Almost surely, 2^13599961147 is an apocalyptic number.

13599961147 is a deficient number, since it is larger than the sum of its proper divisors (1).

13599961147 is an equidigital number, since it uses as much as digits as its factorization.

13599961147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 55.

The spelling of 13599961147 in words is "thirteen billion, five hundred ninety-nine million, nine hundred sixty-one thousand, one hundred forty-seven".