34847999987 has 2 divisors, whose sum is σ = 34847999988. Its totient is φ = 34847999986.

The previous prime is 34847999983. The next prime is 34848000013. The reversal of 34847999987 is 78999974843.

34847999987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34847999987 - 2² = 34847999983 is a prime.

It is not a weakly prime, because it can be changed into another prime (34847999983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17423999993 + 17423999994.

It is an arithmetic number, because the mean of its divisors is an integer number (17423999994).

Almost surely, 2^34847999987 is an apocalyptic number.

34847999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

34847999987 is an equidigital number, since it uses as much as digits as its factorization.

34847999987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987614208, while the sum is 77.

The spelling of 34847999987 in words is "thirty-four billion, eight hundred forty-seven million, nine hundred ninety-nine thousand, nine hundred eighty-seven".