34138692547 has 2 divisors, whose sum is σ = 34138692548. Its totient is φ = 34138692546.

The previous prime is 34138692527. The next prime is 34138692589. The reversal of 34138692547 is 74529683143.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (74529683143) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34138692547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34138692494 and 34138692503.

It is not a weakly prime, because it can be changed into another prime (34138692527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17069346273 + 17069346274.

It is an arithmetic number, because the mean of its divisors is an integer number (17069346274).

Almost surely, 2^34138692547 is an apocalyptic number.

34138692547 is a deficient number, since it is larger than the sum of its proper divisors (1).

34138692547 is an equidigital number, since it uses as much as digits as its factorization.

34138692547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 52.

The spelling of 34138692547 in words is "thirty-four billion, one hundred thirty-eight million, six hundred ninety-two thousand, five hundred forty-seven".