34071778087 has 2 divisors, whose sum is σ = 34071778088. Its totient is φ = 34071778086.

The previous prime is 34071778043. The next prime is 34071778121. The reversal of 34071778087 is 78087717043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34071778087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34071778687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17035889043 + 17035889044.

It is an arithmetic number, because the mean of its divisors is an integer number (17035889044).

Almost surely, 2^34071778087 is an apocalyptic number.

34071778087 is a deficient number, since it is larger than the sum of its proper divisors (1).

34071778087 is an equidigital number, since it uses as much as digits as its factorization.

34071778087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843968, while the sum is 52.

The spelling of 34071778087 in words is "thirty-four billion, seventy-one million, seven hundred seventy-eight thousand, eighty-seven".