1355543273245 has 16 divisors (see below), whose sum is σ = 1864209150720. Its totient is φ = 926926199424.

The previous prime is 1355543273221. The next prime is 1355543273339. The reversal of 1355543273245 is 5423723455531.

It is a cyclic number.

It is not a de Polignac number, because 1355543273245 - 2¹⁵ = 1355543240477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53928672 + ... + 53953801.

It is an arithmetic number, because the mean of its divisors is an integer number (116513071920).

Almost surely, 2^{1355543273245} is an apocalyptic number.

It is an amenable number.

1355543273245 is a deficient number, since it is larger than the sum of its proper divisors (508665877475).

1355543273245 is a wasteful number, since it uses less digits than its factorization.

1355543273245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107882844.

The product of its digits is 7560000, while the sum is 49.

The spelling of 1355543273245 in words is "one trillion, three hundred fifty-five billion, five hundred forty-three million, two hundred seventy-three thousand, two hundred forty-five".