34231511563 has 2 divisors, whose sum is σ = 34231511564. Its totient is φ = 34231511562.

The previous prime is 34231511543. The next prime is 34231511599. The reversal of 34231511563 is 36511513243.

It is a weak prime.

It is an emirp because it is prime and its reverse (36511513243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34231511563 is a prime.

It is not a weakly prime, because it can be changed into another prime (34231511543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17115755781 + 17115755782.

It is an arithmetic number, because the mean of its divisors is an integer number (17115755782).

Almost surely, 2^34231511563 is an apocalyptic number.

34231511563 is a deficient number, since it is larger than the sum of its proper divisors (1).

34231511563 is an equidigital number, since it uses as much as digits as its factorization.

34231511563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 34.

The spelling of 34231511563 in words is "thirty-four billion, two hundred thirty-one million, five hundred eleven thousand, five hundred sixty-three".