34906111997 has 2 divisors, whose sum is σ = 34906111998. Its totient is φ = 34906111996.

The previous prime is 34906111987. The next prime is 34906112069. The reversal of 34906111997 is 79911160943.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25678780516 + 9227331481 = 160246^2 + 96059^2 .

It is an emirp because it is prime and its reverse (79911160943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34906111997 - 2³⁴ = 17726242813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34906111927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17453055998 + 17453055999.

It is an arithmetic number, because the mean of its divisors is an integer number (17453055999).

Almost surely, 2^34906111997 is an apocalyptic number.

It is an amenable number.

34906111997 is a deficient number, since it is larger than the sum of its proper divisors (1).

34906111997 is an equidigital number, since it uses as much as digits as its factorization.

34906111997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 50.

The spelling of 34906111997 in words is "thirty-four billion, nine hundred six million, one hundred eleven thousand, nine hundred ninety-seven".