197317029 has 32 divisors (see below), whose sum is σ = 328271104. Its totient is φ = 102643200.

The previous prime is 197317027. The next prime is 197317037. The reversal of 197317029 is 920713791.

197317029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 197317029 - 2¹ = 197317027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197317027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14979 + ... + 24879.

It is an arithmetic number, because the mean of its divisors is an integer number (10258472).

Almost surely, 2^197317029 is an apocalyptic number.

It is an amenable number.

197317029 is a deficient number, since it is larger than the sum of its proper divisors (130954075).

197317029 is a wasteful number, since it uses less digits than its factorization.

197317029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9997.

The product of its (nonzero) digits is 23814, while the sum is 39.

The square root of 197317029 is about 14046.9579980863. The cubic root of 197317029 is about 582.1767480797.

The spelling of 197317029 in words is "one hundred ninety-seven million, three hundred seventeen thousand, twenty-nine".