1020653339 has 2 divisors, whose sum is σ = 1020653340. Its totient is φ = 1020653338.

The previous prime is 1020653323. The next prime is 1020653371. The reversal of 1020653339 is 9333560201.

It is an a-pointer prime, because the next prime (1020653371) can be obtained adding 1020653339 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020653339 - 2⁴ = 1020653323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020653239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510326669 + 510326670.

It is an arithmetic number, because the mean of its divisors is an integer number (510326670).

Almost surely, 2^1020653339 is an apocalyptic number.

1020653339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020653339 is an equidigital number, since it uses as much as digits as its factorization.

1020653339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 1020653339 is about 31947.6656267715. The cubic root of 1020653339 is about 1006.8375871766.

The spelling of 1020653339 in words is "one billion, twenty million, six hundred fifty-three thousand, three hundred thirty-nine".