1020713263 has 2 divisors, whose sum is σ = 1020713264. Its totient is φ = 1020713262.

The previous prime is 1020713233. The next prime is 1020713329. The reversal of 1020713263 is 3623170201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020713263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020713233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510356631 + 510356632.

It is an arithmetic number, because the mean of its divisors is an integer number (510356632).

Almost surely, 2^1020713263 is an apocalyptic number.

1020713263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020713263 is an equidigital number, since it uses as much as digits as its factorization.

1020713263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1020713263 is about 31948.6034593063. The cubic root of 1020713263 is about 1006.8572910769.

Adding to 1020713263 its reverse (3623170201), we get a palindrome (4643883464).

The spelling of 1020713263 in words is "one billion, twenty million, seven hundred thirteen thousand, two hundred sixty-three".