197834913 has 8 divisors (see below), whose sum is σ = 293088800. Its totient is φ = 131889924.

The previous prime is 197834869. The next prime is 197834921. The reversal of 197834913 is 319438791.

197834913 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 197834913 - 2⁸ = 197834657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197834953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3663583 + ... + 3663636.

It is an arithmetic number, because the mean of its divisors is an integer number (36636100).

Almost surely, 2^197834913 is an apocalyptic number.

It is an amenable number.

197834913 is a deficient number, since it is larger than the sum of its proper divisors (95253887).

197834913 is an equidigital number, since it uses as much as digits as its factorization.

197834913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7327228 (or 7327222 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 197834913 is about 14065.3799450992. The cubic root of 197834913 is about 582.6856357874.

The spelling of 197834913 in words is "one hundred ninety-seven million, eight hundred thirty-four thousand, nine hundred thirteen".