197345151 has 12 divisors (see below), whose sum is σ = 291119712. Its totient is φ = 128763936.

The previous prime is 197345143. The next prime is 197345167. The reversal of 197345151 is 151543791.

It is a happy number.

It is not a de Polignac number, because 197345151 - 2³ = 197345143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197345051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232846 + ... + 233691.

It is an arithmetic number, because the mean of its divisors is an integer number (24259976).

Almost surely, 2^197345151 is an apocalyptic number.

197345151 is a deficient number, since it is larger than the sum of its proper divisors (93774561).

197345151 is a wasteful number, since it uses less digits than its factorization.

197345151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466590 (or 466587 counting only the distinct ones).

The product of its digits is 18900, while the sum is 36.

The square root of 197345151 is about 14047.9589620699. The cubic root of 197345151 is about 582.2044044134.

It can be divided in two parts, 1973451 and 51, that multiplied together give a palindrome (100646001).

The spelling of 197345151 in words is "one hundred ninety-seven million, three hundred forty-five thousand, one hundred fifty-one".