34120540513 has 4 divisors (see below), whose sum is σ = 34130262208. Its totient is φ = 34110818820.

The previous prime is 34120540511. The next prime is 34120540541. The reversal of 34120540513 is 31504502143.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31504502143 = 32303 ⋅975281.

It is a cyclic number.

It is not a de Polignac number, because 34120540513 - 2¹ = 34120540511 is a prime.

It is a super-2 number, since 2×34120540513² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34120540511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4855581 + ... + 4862602.

It is an arithmetic number, because the mean of its divisors is an integer number (8532565552).

Almost surely, 2^34120540513 is an apocalyptic number.

It is an amenable number.

34120540513 is a deficient number, since it is larger than the sum of its proper divisors (9721695).

34120540513 is an equidigital number, since it uses as much as digits as its factorization.

34120540513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9721694.

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

The spelling of 34120540513 in words is "thirty-four billion, one hundred twenty million, five hundred forty thousand, five hundred thirteen".