34186957379 has 2 divisors, whose sum is σ = 34186957380. Its totient is φ = 34186957378.

The previous prime is 34186957369. The next prime is 34186957391. The reversal of 34186957379 is 97375968143.

It is a weak prime.

It is an emirp because it is prime and its reverse (97375968143) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34186957379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (34186957369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17093478689 + 17093478690.

It is an arithmetic number, because the mean of its divisors is an integer number (17093478690).

Almost surely, 2^34186957379 is an apocalyptic number.

34186957379 is a deficient number, since it is larger than the sum of its proper divisors (1).

34186957379 is an equidigital number, since it uses as much as digits as its factorization.

34186957379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34292160, while the sum is 62.

The spelling of 34186957379 in words is "thirty-four billion, one hundred eighty-six million, nine hundred fifty-seven thousand, three hundred seventy-nine".