13700197427461 has 2 divisors, whose sum is σ = 13700197427462. Its totient is φ = 13700197427460.

The previous prime is 13700197427459. The next prime is 13700197427617. The reversal of 13700197427461 is 16472479100731.

13700197427461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8019034604100 + 5681162823361 = 2831790^2 + 2383519^2 .

It is a cyclic number.

It is not a de Polignac number, because 13700197427461 - 2¹ = 13700197427459 is a prime.

Together with 13700197427459, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 13700197427399 and 13700197427408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13700197427431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6850098713730 + 6850098713731.

It is an arithmetic number, because the mean of its divisors is an integer number (6850098713731).

Almost surely, 2^{13700197427461} is an apocalyptic number.

It is an amenable number.

13700197427461 is a deficient number, since it is larger than the sum of its proper divisors (1).

13700197427461 is an equidigital number, since it uses as much as digits as its factorization.

13700197427461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 13700197427461 in words is "thirteen trillion, seven hundred billion, one hundred ninety-seven million, four hundred twenty-seven thousand, four hundred sixty-one".