1197750313 has 2 divisors, whose sum is σ = 1197750314. Its totient is φ = 1197750312.

The previous prime is 1197750269. The next prime is 1197750319. The reversal of 1197750313 is 3130577911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1162264464 + 35485849 = 34092^2 + 5957^2 .

It is a cyclic number.

It is not a de Polignac number, because 1197750313 - 2⁹ = 1197749801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1197750319) 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, 598875156 + 598875157.

It is an arithmetic number, because the mean of its divisors is an integer number (598875157).

Almost surely, 2^1197750313 is an apocalyptic number.

It is an amenable number.

1197750313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197750313 is an equidigital number, since it uses as much as digits as its factorization.

1197750313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19845, while the sum is 37.

The square root of 1197750313 is about 34608.5294833514. The cubic root of 1197750313 is about 1061.9940845509.

The spelling of 1197750313 in words is "one billion, one hundred ninety-seven million, seven hundred fifty thousand, three hundred thirteen".