197348747 has 2 divisors, whose sum is σ = 197348748. Its totient is φ = 197348746.

The previous prime is 197348719. The next prime is 197348771. The reversal of 197348747 is 747843791.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 197348747 - 2²⁶ = 130239883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197348695 and 197348704.

It is not a weakly prime, because it can be changed into another prime (197348707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98674373 + 98674374.

It is an arithmetic number, because the mean of its divisors is an integer number (98674374).

Almost surely, 2^197348747 is an apocalyptic number.

197348747 is a deficient number, since it is larger than the sum of its proper divisors (1).

197348747 is an equidigital number, since it uses as much as digits as its factorization.

197348747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 50.

The square root of 197348747 is about 14048.0869516102. The cubic root of 197348747 is about 582.2079406785.

The spelling of 197348747 in words is "one hundred ninety-seven million, three hundred forty-eight thousand, seven hundred forty-seven".