13672861061 has 2 divisors, whose sum is σ = 13672861062. Its totient is φ = 13672861060.

The previous prime is 13672861057. The next prime is 13672861063. The reversal of 13672861061 is 16016827631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10158624100 + 3514236961 = 100790^2 + 59281^2 .

It is a cyclic number.

It is not a de Polignac number, because 13672861061 - 2² = 13672861057 is a prime.

Together with 13672861063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13672861063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6836430530 + 6836430531.

It is an arithmetic number, because the mean of its divisors is an integer number (6836430531).

Almost surely, 2^13672861061 is an apocalyptic number.

It is an amenable number.

13672861061 is a deficient number, since it is larger than the sum of its proper divisors (1).

13672861061 is an equidigital number, since it uses as much as digits as its factorization.

13672861061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 13672861061 in words is "thirteen billion, six hundred seventy-two million, eight hundred sixty-one thousand, sixty-one".