1303253331255 has 12 divisors (see below), whose sum is σ = 2258972440920. Its totient is φ = 695068443312.

The previous prime is 1303253331253. The next prime is 1303253331307. The reversal of 1303253331255 is 5521333523031.

It is a happy number.

1303253331255 is a `hidden beast` number, since 1 + 30 + 32 + 533 + 3 + 12 + 55 = 666.

It is not a de Polignac number, because 1303253331255 - 2¹ = 1303253331253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303253331253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14480592525 + ... + 14480592614.

It is an arithmetic number, because the mean of its divisors is an integer number (188247703410).

Almost surely, 2^{1303253331255} is an apocalyptic number.

1303253331255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1303253331255 is a deficient number, since it is larger than the sum of its proper divisors (955719109665).

1303253331255 is a wasteful number, since it uses less digits than its factorization.

1303253331255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28961185150 (or 28961185147 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

Adding to 1303253331255 its reverse (5521333523031), we get a palindrome (6824586854286).

The spelling of 1303253331255 in words is "one trillion, three hundred three billion, two hundred fifty-three million, three hundred thirty-one thousand, two hundred fifty-five".