1418273187365 has 4 divisors (see below), whose sum is σ = 1701927824844. Its totient is φ = 1134618549888.

The previous prime is 1418273187347. The next prime is 1418273187377. The reversal of 1418273187365 is 5637813728141.

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

It can be written as a sum of positive squares in 2 ways, for example, as 365552042881 + 1052721144484 = 604609^2 + 1026022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1418273187365 - 2⁶ = 1418273187301 is a prime.

It is a super-2 number, since 2×1418273187365² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1418273187365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141827318732 + ... + 141827318741.

It is an arithmetic number, because the mean of its divisors is an integer number (425481956211).

Almost surely, 2^{1418273187365} is an apocalyptic number.

It is an amenable number.

1418273187365 is a deficient number, since it is larger than the sum of its proper divisors (283654637479).

1418273187365 is an equidigital number, since it uses as much as digits as its factorization.

1418273187365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283654637478.

The product of its digits is 6773760, while the sum is 56.

The spelling of 1418273187365 in words is "one trillion, four hundred eighteen billion, two hundred seventy-three million, one hundred eighty-seven thousand, three hundred sixty-five".