197274941 has 2 divisors, whose sum is σ = 197274942. Its totient is φ = 197274940.

The previous prime is 197274911. The next prime is 197274947. The reversal of 197274941 is 149472791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119464900 + 77810041 = 10930^2 + 8821^2 .

It is a cyclic number.

It is not a de Polignac number, because 197274941 - 2⁶ = 197274877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197274892 and 197274901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197274947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98637470 + 98637471.

It is an arithmetic number, because the mean of its divisors is an integer number (98637471).

Almost surely, 2^197274941 is an apocalyptic number.

It is an amenable number.

197274941 is a deficient number, since it is larger than the sum of its proper divisors (1).

197274941 is an equidigital number, since it uses as much as digits as its factorization.

197274941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 44.

The square root of 197274941 is about 14045.4598002344. The cubic root of 197274941 is about 582.1353520964.

The spelling of 197274941 in words is "one hundred ninety-seven million, two hundred seventy-four thousand, nine hundred forty-one".