13478927201 has 2 divisors, whose sum is σ = 13478927202. Its totient is φ = 13478927200.

The previous prime is 13478927129. The next prime is 13478927221. The reversal of 13478927201 is 10272987431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10733167201 + 2745760000 = 103601^2 + 52400^2 .

It is a cyclic number.

It is not a de Polignac number, because 13478927201 - 2²⁶ = 13411818337 is a prime.

It is not a weakly prime, because it can be changed into another prime (13478927221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6739463600 + 6739463601.

It is an arithmetic number, because the mean of its divisors is an integer number (6739463601).

Almost surely, 2^13478927201 is an apocalyptic number.

It is an amenable number.

13478927201 is a deficient number, since it is larger than the sum of its proper divisors (1).

13478927201 is an equidigital number, since it uses as much as digits as its factorization.

13478927201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 13478927201 in words is "thirteen billion, four hundred seventy-eight million, nine hundred twenty-seven thousand, two hundred one".