1303515213243 has 8 divisors (see below), whose sum is σ = 1738385510400. Its totient is φ = 868827529128.

The previous prime is 1303515213223. The next prime is 1303515213289. The reversal of 1303515213243 is 3423125153031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1303515213243 - 2⁶ = 1303515213179 is a prime.

It is a super-2 number, since 2×1303515213243² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1303515213223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45636603 + ... + 45665156.

It is an arithmetic number, because the mean of its divisors is an integer number (217298188800).

Almost surely, 2^{1303515213243} is an apocalyptic number.

1303515213243 is a deficient number, since it is larger than the sum of its proper divisors (434870297157).

1303515213243 is an equidigital number, since it uses as much as digits as its factorization.

1303515213243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91306521.

The product of its (nonzero) digits is 32400, while the sum is 33.

The spelling of 1303515213243 in words is "one trillion, three hundred three billion, five hundred fifteen million, two hundred thirteen thousand, two hundred forty-three".