1303653505 has 32 divisors (see below), whose sum is σ = 1979550720. Its totient is φ = 800521920.

The previous prime is 1303653493. The next prime is 1303653511. The reversal of 1303653505 is 5053563031.

It is a happy number.

It is not a de Polignac number, because 1303653505 - 2⁹ = 1303652993 is a prime.

It is a super-2 number, since 2×1303653505² = 3399024922197570050, which contains 22 as substring.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 526 + ... + 51064.

It is an arithmetic number, because the mean of its divisors is an integer number (61860960).

Almost surely, 2^1303653505 is an apocalyptic number.

It is an amenable number.

1303653505 is a deficient number, since it is larger than the sum of its proper divisors (675897215).

1303653505 is a wasteful number, since it uses less digits than its factorization.

1303653505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50629.

The product of its (nonzero) digits is 20250, while the sum is 31.

The square root of 1303653505 is about 36106.1422060015. The cubic root of 1303653505 is about 1092.4143394167.

The spelling of 1303653505 in words is "one billion, three hundred three million, six hundred fifty-three thousand, five hundred five".