13900348926161 has 2 divisors, whose sum is σ = 13900348926162. Its totient is φ = 13900348926160.

The previous prime is 13900348926131. The next prime is 13900348926227. The reversal of 13900348926161 is 16162984300931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7034796077761 + 6865552848400 = 2652319^2 + 2620220^2 .

It is a cyclic number.

It is not a de Polignac number, because 13900348926161 - 2⁴² = 9502302415057 is a prime.

It is not a weakly prime, because it can be changed into another prime (13900348926131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6950174463080 + 6950174463081.

It is an arithmetic number, because the mean of its divisors is an integer number (6950174463081).

Almost surely, 2^{13900348926161} is an apocalyptic number.

It is an amenable number.

13900348926161 is a deficient number, since it is larger than the sum of its proper divisors (1).

13900348926161 is an equidigital number, since it uses as much as digits as its factorization.

13900348926161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 13900348926161 in words is "thirteen trillion, nine hundred billion, three hundred forty-eight million, nine hundred twenty-six thousand, one hundred sixty-one".