9693021157 has 4 divisors (see below), whose sum is σ = 9707049376. Its totient is φ = 9678992940.

The previous prime is 9693021073. The next prime is 9693021167. The reversal of 9693021157 is 7511203969.

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 9693021157 - 2³¹ = 7545537509 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 (9693021167) 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, 7013073 + ... + 7014454.

It is an arithmetic number, because the mean of its divisors is an integer number (2426762344).

Almost surely, 2^9693021157 is an apocalyptic number.

It is an amenable number.

9693021157 is a deficient number, since it is larger than the sum of its proper divisors (14028219).

9693021157 is a wasteful number, since it uses less digits than its factorization.

9693021157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14028218.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 9693021157 is about 98453.1419356437. The cubic root of 9693021157 is about 2132.1596496443.

The spelling of 9693021157 in words is "nine billion, six hundred ninety-three million, twenty-one thousand, one hundred fifty-seven".