834151923613 has 2 divisors, whose sum is σ = 834151923614. Its totient is φ = 834151923612.

The previous prime is 834151923533. The next prime is 834151923667. The reversal of 834151923613 is 316329151438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833974421284 + 177502329 = 913222^2 + 13323^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834151923613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834151993613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417075961806 + 417075961807.

It is an arithmetic number, because the mean of its divisors is an integer number (417075961807).

Almost surely, 2^834151923613 is an apocalyptic number.

It is an amenable number.

834151923613 is a deficient number, since it is larger than the sum of its proper divisors (1).

834151923613 is an equidigital number, since it uses as much as digits as its factorization.

834151923613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 46.

The spelling of 834151923613 in words is "eight hundred thirty-four billion, one hundred fifty-one million, nine hundred twenty-three thousand, six hundred thirteen".