34500043 has 2 divisors, whose sum is σ = 34500044. Its totient is φ = 34500042.

The previous prime is 34500031. The next prime is 34500047. The reversal of 34500043 is 34000543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34500043 - 2²¹ = 32402891 is a prime.

It is not a weakly prime, because it can be changed into another prime (34500047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17250021 + 17250022.

It is an arithmetic number, because the mean of its divisors is an integer number (17250022).

Almost surely, 2^34500043 is an apocalyptic number.

34500043 is a deficient number, since it is larger than the sum of its proper divisors (1).

34500043 is an equidigital number, since it uses as much as digits as its factorization.

34500043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 34500043 is about 5873.6737226373. The cubic root of 34500043 is about 325.5416388254.

Adding to 34500043 its reverse (34000543), we get a palindrome (68500586).

Subtracting from 34500043 its reverse (34000543), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 34500043 in words is "thirty-four million, five hundred thousand, forty-three".