9395138213 has 4 divisors (see below), whose sum is σ = 9947793420. Its totient is φ = 8842483008.

The previous prime is 9395138209. The next prime is 9395138251. The reversal of 9395138213 is 3128315939.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4755757444 + 4639380769 = 68962^2 + 68113^2 .

It is a cyclic number.

It is not a de Polignac number, because 9395138213 - 2² = 9395138209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9395134213) 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, 276327578 + ... + 276327611.

It is an arithmetic number, because the mean of its divisors is an integer number (2486948355).

Almost surely, 2^9395138213 is an apocalyptic number.

It is an amenable number.

9395138213 is a deficient number, since it is larger than the sum of its proper divisors (552655207).

9395138213 is a wasteful number, since it uses less digits than its factorization.

9395138213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552655206.

The product of its digits is 174960, while the sum is 44.

The square root of 9395138213 is about 96928.5211534768. The cubic root of 9395138213 is about 2110.0903814148.

The spelling of 9395138213 in words is "nine billion, three hundred ninety-five million, one hundred thirty-eight thousand, two hundred thirteen".