1355265355111 has 4 divisors (see below), whose sum is σ = 1414189935792. Its totient is φ = 1296340774432.

The previous prime is 1355265355079. The next prime is 1355265355121. The reversal of 1355265355111 is 1115535625531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1355265355111 - 2⁵ = 1355265355079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355265355121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29462290306 + ... + 29462290351.

It is an arithmetic number, because the mean of its divisors is an integer number (353547483948).

Almost surely, 2^{1355265355111} is an apocalyptic number.

1355265355111 is a deficient number, since it is larger than the sum of its proper divisors (58924580681).

1355265355111 is an equidigital number, since it uses as much as digits as its factorization.

1355265355111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58924580680.

The product of its digits is 337500, while the sum is 43.

The spelling of 1355265355111 in words is "one trillion, three hundred fifty-five billion, two hundred sixty-five million, three hundred fifty-five thousand, one hundred eleven".