9934955013 has 4 divisors (see below), whose sum is σ = 13246606688. Its totient is φ = 6623303340.

The previous prime is 9934954979. The next prime is 9934955021. The reversal of 9934955013 is 3105594399.

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: 3105594399 = 3 ⋅1035198133.

It is not a de Polignac number, because 9934955013 - 2¹⁰ = 9934953989 is a prime.

It is a super-2 number, since 2×9934955013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934955033) 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, 1655825833 + ... + 1655825838.

It is an arithmetic number, because the mean of its divisors is an integer number (3311651672).

Almost surely, 2^9934955013 is an apocalyptic number.

It is an amenable number.

9934955013 is a deficient number, since it is larger than the sum of its proper divisors (3311651675).

9934955013 is a wasteful number, since it uses less digits than its factorization.

9934955013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311651674.

The product of its (nonzero) digits is 656100, while the sum is 48.

The square root of 9934955013 is about 99674.2444817115. The cubic root of 9934955013 is about 2149.7533528488.

The spelling of 9934955013 in words is "nine billion, nine hundred thirty-four million, nine hundred fifty-five thousand, thirteen".