1020332947 has 2 divisors, whose sum is σ = 1020332948. Its totient is φ = 1020332946.

The previous prime is 1020332941. The next prime is 1020333037. The reversal of 1020332947 is 7492330201.

1020332947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020332947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020332941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510166473 + 510166474.

It is an arithmetic number, because the mean of its divisors is an integer number (510166474).

Almost surely, 2^1020332947 is an apocalyptic number.

1020332947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020332947 is an equidigital number, since it uses as much as digits as its factorization.

1020332947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 1020332947 is about 31942.6509075249. The cubic root of 1020332947 is about 1006.7322244461.

The spelling of 1020332947 in words is "one billion, twenty million, three hundred thirty-two thousand, nine hundred forty-seven".