1320203359 has 2 divisors, whose sum is σ = 1320203360. Its totient is φ = 1320203358.

The previous prime is 1320203281. The next prime is 1320203363. The reversal of 1320203359 is 9533020231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320203359 - 2¹³ = 1320195167 is a prime.

It is a super-2 number, since 2×1320203359² = 3485873818229765762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320203369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660101679 + 660101680.

It is an arithmetic number, because the mean of its divisors is an integer number (660101680).

Almost surely, 2^1320203359 is an apocalyptic number.

1320203359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320203359 is an equidigital number, since it uses as much as digits as its factorization.

1320203359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 1320203359 is about 36334.6027775177. The cubic root of 1320203359 is about 1097.0176401583.

The spelling of 1320203359 in words is "one billion, three hundred twenty million, two hundred three thousand, three hundred fifty-nine".