34912513 has 4 divisors (see below), whose sum is σ = 34940848. Its totient is φ = 34884180.

The previous prime is 34912499. The next prime is 34912523. The reversal of 34912513 is 31521943.

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: 31521943 = 2141 ⋅14723.

It is a cyclic number.

It is not a de Polignac number, because 34912513 - 2¹⁷ = 34781441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34912523) 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, 12231 + ... + 14812.

It is an arithmetic number, because the mean of its divisors is an integer number (8735212).

Almost surely, 2^34912513 is an apocalyptic number.

It is an amenable number.

34912513 is a deficient number, since it is larger than the sum of its proper divisors (28335).

34912513 is a wasteful number, since it uses less digits than its factorization.

34912513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28334.

The product of its digits is 3240, while the sum is 28.

The square root of 34912513 is about 5908.6811557233. The cubic root of 34912513 is about 326.8338552528.

The spelling of 34912513 in words is "thirty-four million, nine hundred twelve thousand, five hundred thirteen".