34051212787 has 2 divisors, whose sum is σ = 34051212788. Its totient is φ = 34051212786.

The previous prime is 34051212763. The next prime is 34051212827. The reversal of 34051212787 is 78721215043.

It is an a-pointer prime, because the next prime (34051212827) can be obtained adding 34051212787 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34051212787 - 2¹⁹ = 34050688499 is a prime.

It is not a weakly prime, because it can be changed into another prime (34051212487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17025606393 + 17025606394.

It is an arithmetic number, because the mean of its divisors is an integer number (17025606394).

Almost surely, 2^34051212787 is an apocalyptic number.

34051212787 is a deficient number, since it is larger than the sum of its proper divisors (1).

34051212787 is an equidigital number, since it uses as much as digits as its factorization.

34051212787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 34051212787 in words is "thirty-four billion, fifty-one million, two hundred twelve thousand, seven hundred eighty-seven".