1303450481 has 2 divisors, whose sum is σ = 1303450482. Its totient is φ = 1303450480.

The previous prime is 1303450471. The next prime is 1303450507. The reversal of 1303450481 is 1840543031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1254576400 + 48874081 = 35420^2 + 6991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303450481 is a prime.

It is a super-2 number, since 2×1303450481² = 3397966312838262722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1303450451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651725240 + 651725241.

It is an arithmetic number, because the mean of its divisors is an integer number (651725241).

Almost surely, 2^1303450481 is an apocalyptic number.

It is an amenable number.

1303450481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303450481 is an equidigital number, since it uses as much as digits as its factorization.

1303450481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1303450481 is about 36103.3306081309. The cubic root of 1303450481 is about 1092.3576275572.

The spelling of 1303450481 in words is "one billion, three hundred three million, four hundred fifty thousand, four hundred eighty-one".