13540325947 has 2 divisors, whose sum is σ = 13540325948. Its totient is φ = 13540325946.

The previous prime is 13540325893. The next prime is 13540326001. The reversal of 13540325947 is 74952304531.

It is a balanced prime because it is at equal distance from previous prime (13540325893) and next prime (13540326001).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13540325947 is a prime.

It is not a weakly prime, because it can be changed into another prime (13540323947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6770162973 + 6770162974.

It is an arithmetic number, because the mean of its divisors is an integer number (6770162974).

Almost surely, 2^13540325947 is an apocalyptic number.

13540325947 is a deficient number, since it is larger than the sum of its proper divisors (1).

13540325947 is an equidigital number, since it uses as much as digits as its factorization.

13540325947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 13540325947 in words is "thirteen billion, five hundred forty million, three hundred twenty-five thousand, nine hundred forty-seven".