13975535461 has 2 divisors, whose sum is σ = 13975535462. Its totient is φ = 13975535460.

The previous prime is 13975535459. The next prime is 13975535477. The reversal of 13975535461 is 16453557931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13781351236 + 194184225 = 117394^2 + 13935^2 .

It is a cyclic number.

It is not a de Polignac number, because 13975535461 - 2¹ = 13975535459 is a prime.

Together with 13975535459, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13975535411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987767730 + 6987767731.

It is an arithmetic number, because the mean of its divisors is an integer number (6987767731).

Almost surely, 2^13975535461 is an apocalyptic number.

It is an amenable number.

13975535461 is a deficient number, since it is larger than the sum of its proper divisors (1).

13975535461 is an equidigital number, since it uses as much as digits as its factorization.

13975535461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1701000, while the sum is 49.

The spelling of 13975535461 in words is "thirteen billion, nine hundred seventy-five million, five hundred thirty-five thousand, four hundred sixty-one".