197049103 has 4 divisors (see below), whose sum is σ = 197145520. Its totient is φ = 196952688.

The previous prime is 197049067. The next prime is 197049109. The reversal of 197049103 is 301940791.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 197049103 - 2¹³ = 197040911 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 (197049109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45075 + ... + 49252.

It is an arithmetic number, because the mean of its divisors is an integer number (49286380).

Almost surely, 2^197049103 is an apocalyptic number.

197049103 is a deficient number, since it is larger than the sum of its proper divisors (96417).

197049103 is an equidigital number, since it uses as much as digits as its factorization.

197049103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96416.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 197049103 is about 14037.4179605795. The cubic root of 197049103 is about 581.9131267380.

Adding to 197049103 its reverse (301940791), we get a palindrome (498989894).

The spelling of 197049103 in words is "one hundred ninety-seven million, forty-nine thousand, one hundred three".