1354478031318 has 16 divisors (see below), whose sum is σ = 2719748719296. Its totient is φ = 449693901000.

The previous prime is 1354478031293. The next prime is 1354478031331. The reversal of 1354478031318 is 8131308744531.

It is a super-2 number, since 2×1354478031318² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 449692396 + ... + 449695407.

It is an arithmetic number, because the mean of its divisors is an integer number (169984294956).

Almost surely, 2^{1354478031318} is an apocalyptic number.

1354478031318 is an abundant number, since it is smaller than the sum of its proper divisors (1365270687978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1354478031318 is a wasteful number, since it uses less digits than its factorization.

1354478031318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899388059.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 1354478031318 in words is "one trillion, three hundred fifty-four billion, four hundred seventy-eight million, thirty-one thousand, three hundred eighteen".