1335067221623 has 4 divisors (see below), whose sum is σ = 1335069777288. Its totient is φ = 1335064665960.

The previous prime is 1335067221613. The next prime is 1335067221673. The reversal of 1335067221623 is 3261227605331.

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 1335067221623 - 2²⁴ = 1335050444407 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 (1335067221613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179633 + ... + 1643898.

It is an arithmetic number, because the mean of its divisors is an integer number (333767444322).

Almost surely, 2^{1335067221623} is an apocalyptic number.

1335067221623 is a deficient number, since it is larger than the sum of its proper divisors (2555665).

1335067221623 is an equidigital number, since it uses as much as digits as its factorization.

1335067221623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555664.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 1335067221623 in words is "one trillion, three hundred thirty-five billion, sixty-seven million, two hundred twenty-one thousand, six hundred twenty-three".