1906734136291 has 2 divisors, whose sum is σ = 1906734136292. Its totient is φ = 1906734136290.

The previous prime is 1906734136289. The next prime is 1906734136361. The reversal of 1906734136291 is 1926314376091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1906734136291 - 2¹ = 1906734136289 is a prime.

Together with 1906734136289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1907734136291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953367068145 + 953367068146.

It is an arithmetic number, because the mean of its divisors is an integer number (953367068146).

Almost surely, 2^{1906734136291} is an apocalyptic number.

1906734136291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1906734136291 is an equidigital number, since it uses as much as digits as its factorization.

1906734136291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 1906734136291 in words is "one trillion, nine hundred six billion, seven hundred thirty-four million, one hundred thirty-six thousand, two hundred ninety-one".