34123532145 has 16 divisors (see below), whose sum is σ = 55867365312. Its totient is φ = 17775979200.

The previous prime is 34123532129. The next prime is 34123532147. The reversal of 34123532145 is 54123532143.

It is not a de Polignac number, because 34123532145 - 2⁴ = 34123532129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34123532147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26451706 + ... + 26452995.

It is an arithmetic number, because the mean of its divisors is an integer number (3491710332).

Almost surely, 2^34123532145 is an apocalyptic number.

It is an amenable number.

34123532145 is a deficient number, since it is larger than the sum of its proper divisors (21743833167).

34123532145 is a wasteful number, since it uses less digits than its factorization.

34123532145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52904752.

The product of its digits is 43200, while the sum is 33.

The spelling of 34123532145 in words is "thirty-four billion, one hundred twenty-three million, five hundred thirty-two thousand, one hundred forty-five".