1342265436123 has 4 divisors (see below), whose sum is σ = 1789687248168. Its totient is φ = 894843624080.

The previous prime is 1342265436121. The next prime is 1342265436139. The reversal of 1342265436123 is 3216345622431.

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 1342265436123 - 2¹ = 1342265436121 is a prime.

It is a super-2 number, since 2×1342265436123² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1342265436121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223710906018 + ... + 223710906023.

It is an arithmetic number, because the mean of its divisors is an integer number (447421812042).

Almost surely, 2^{1342265436123} is an apocalyptic number.

1342265436123 is a deficient number, since it is larger than the sum of its proper divisors (447421812045).

1342265436123 is an equidigital number, since it uses as much as digits as its factorization.

1342265436123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447421812044.

The product of its digits is 622080, while the sum is 42.

The spelling of 1342265436123 in words is "one trillion, three hundred forty-two billion, two hundred sixty-five million, four hundred thirty-six thousand, one hundred twenty-three".