2152329197 has 4 divisors (see below), whose sum is σ = 2153905056. Its totient is φ = 2150753340.

The previous prime is 2152329187. The next prime is 2152329203. The reversal of 2152329197 is 7919232512.

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 2152329197 - 2⁶ = 2152329133 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 (2152329107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785879 + ... + 788612.

It is an arithmetic number, because the mean of its divisors is an integer number (538476264).

Almost surely, 2^2152329197 is an apocalyptic number.

It is an amenable number.

2152329197 is a deficient number, since it is larger than the sum of its proper divisors (1575859).

2152329197 is a wasteful number, since it uses less digits than its factorization.

2152329197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575858.

The product of its digits is 68040, while the sum is 41.

The square root of 2152329197 is about 46393.2020559047. The cubic root of 2152329197 is about 1291.1287912435.

The spelling of 2152329197 in words is "two billion, one hundred fifty-two million, three hundred twenty-nine thousand, one hundred ninety-seven".