1303020053 has 2 divisors, whose sum is σ = 1303020054. Its totient is φ = 1303020052.

The previous prime is 1303020031. The next prime is 1303020067. The reversal of 1303020053 is 3500203031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1263304849 + 39715204 = 35543^2 + 6302^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303020053 - 2⁸ = 1303019797 is a prime.

It is a super-2 number, since 2×1303020053² = 3395722517040245618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303020353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651510026 + 651510027.

It is an arithmetic number, because the mean of its divisors is an integer number (651510027).

Almost surely, 2^1303020053 is an apocalyptic number.

It is an amenable number.

1303020053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303020053 is an equidigital number, since it uses as much as digits as its factorization.

1303020053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 1303020053 is about 36097.3690592542. The cubic root of 1303020053 is about 1092.2373741529.

Adding to 1303020053 its reverse (3500203031), we get a palindrome (4803223084).

The spelling of 1303020053 in words is "one billion, three hundred three million, twenty thousand, fifty-three".