34500134521 has 4 divisors (see below), whose sum is σ = 34711791952. Its totient is φ = 34288477092.

The previous prime is 34500134503. The next prime is 34500134531. The reversal of 34500134521 is 12543100543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34500134521 - 2⁵ = 34500134489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34500134521.

It is not an unprimeable number, because it can be changed into a prime (34500134531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105828471 + ... + 105828796.

It is an arithmetic number, because the mean of its divisors is an integer number (8677947988).

Almost surely, 2^34500134521 is an apocalyptic number.

It is an amenable number.

34500134521 is a deficient number, since it is larger than the sum of its proper divisors (211657431).

34500134521 is a wasteful number, since it uses less digits than its factorization.

34500134521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211657430.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 34500134521 in words is "thirty-four billion, five hundred million, one hundred thirty-four thousand, five hundred twenty-one".