9813703901 has 4 divisors (see below), whose sum is σ = 9814057632. Its totient is φ = 9813350172.

The previous prime is 9813703897. The next prime is 9813703903. The reversal of 9813703901 is 1093073189.

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 9813703901 - 2² = 9813703897 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 (9813703903) 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, 131345 + ... + 192038.

It is an arithmetic number, because the mean of its divisors is an integer number (2453514408).

Almost surely, 2^9813703901 is an apocalyptic number.

It is an amenable number.

9813703901 is a deficient number, since it is larger than the sum of its proper divisors (353731).

9813703901 is a wasteful number, since it uses less digits than its factorization.

9813703901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353730.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 9813703901 is about 99064.1403384696. The cubic root of 9813703901 is about 2140.9719797087.

The spelling of 9813703901 in words is "nine billion, eight hundred thirteen million, seven hundred three thousand, nine hundred one".