1201020347 has 2 divisors, whose sum is σ = 1201020348. Its totient is φ = 1201020346.

The previous prime is 1201020287. The next prime is 1201020361. The reversal of 1201020347 is 7430201021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201020347 - 2⁶ = 1201020283 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201020047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600510173 + 600510174.

It is an arithmetic number, because the mean of its divisors is an integer number (600510174).

Almost surely, 2^1201020347 is an apocalyptic number.

1201020347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201020347 is an equidigital number, since it uses as much as digits as its factorization.

1201020347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 1201020347 is about 34655.7404624400. The cubic root of 1201020347 is about 1062.9596728801.

Adding to 1201020347 its reverse (7430201021), we get a palindrome (8631221368).

The spelling of 1201020347 in words is "one billion, two hundred one million, twenty thousand, three hundred forty-seven".