1365163046123 has 4 divisors (see below), whose sum is σ = 1367562278760. Its totient is φ = 1362763813488.

The previous prime is 1365163046057. The next prime is 1365163046153. The reversal of 1365163046123 is 3216403615631.

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 1365163046123 - 2³⁰ = 1364089304299 is a prime.

It is a super-2 number, since 2×1365163046123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1365163046153) 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, 1199615465 + ... + 1199616602.

It is an arithmetic number, because the mean of its divisors is an integer number (341890569690).

Almost surely, 2^{1365163046123} is an apocalyptic number.

1365163046123 is a deficient number, since it is larger than the sum of its proper divisors (2399232637).

1365163046123 is an equidigital number, since it uses as much as digits as its factorization.

1365163046123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399232636.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 1365163046123 in words is "one trillion, three hundred sixty-five billion, one hundred sixty-three million, forty-six thousand, one hundred twenty-three".