197414449 has 2 divisors, whose sum is σ = 197414450. Its totient is φ = 197414448.

The previous prime is 197414407. The next prime is 197414501. The reversal of 197414449 is 944414791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143832049 + 53582400 = 11993^2 + 7320^2 .

It is a cyclic number.

It is not a de Polignac number, because 197414449 - 2¹⁷ = 197283377 is a prime.

It is not a weakly prime, because it can be changed into another prime (197417449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98707224 + 98707225.

It is an arithmetic number, because the mean of its divisors is an integer number (98707225).

Almost surely, 2^197414449 is an apocalyptic number.

It is an amenable number.

197414449 is a deficient number, since it is larger than the sum of its proper divisors (1).

197414449 is an equidigital number, since it uses as much as digits as its factorization.

197414449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 197414449 is about 14050.4252248820. The cubic root of 197414449 is about 582.2725437099.

The spelling of 197414449 in words is "one hundred ninety-seven million, four hundred fourteen thousand, four hundred forty-nine".