197434135 has 8 divisors (see below), whose sum is σ = 237096000. Its totient is φ = 157830624.

The previous prime is 197434123. The next prime is 197434151. The reversal of 197434135 is 531434791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 197434135 - 2⁷ = 197434007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197434094 and 197434103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6760 + ... + 20989.

It is an arithmetic number, because the mean of its divisors is an integer number (29637000).

Almost surely, 2^197434135 is an apocalyptic number.

197434135 is a deficient number, since it is larger than the sum of its proper divisors (39661865).

197434135 is a wasteful number, since it uses less digits than its factorization.

197434135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29177.

The product of its digits is 45360, while the sum is 37.

The square root of 197434135 is about 14051.1257556112. The cubic root of 197434135 is about 582.2918976399.

The spelling of 197434135 in words is "one hundred ninety-seven million, four hundred thirty-four thousand, one hundred thirty-five".