1354253976689 has 8 divisors (see below), whose sum is σ = 1357372666152. Its totient is φ = 1351138250880.

The previous prime is 1354253976671. The next prime is 1354253976701. The reversal of 1354253976689 is 9866793524531.

It can be written as a sum of positive squares in 4 ways, for example, as 93648240400 + 1260605736289 = 306020^2 + 1122767^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1354253976689 - 2¹² = 1354253972593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1354253976389) 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 7 ways as a sum of consecutive naturals, for example, 175349 + ... + 1655069.

It is an arithmetic number, because the mean of its divisors is an integer number (169671583269).

Almost surely, 2^{1354253976689} is an apocalyptic number.

It is an amenable number.

1354253976689 is a deficient number, since it is larger than the sum of its proper divisors (3118689463).

1354253976689 is a wasteful number, since it uses less digits than its factorization.

1354253976689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481827.

The product of its digits is 293932800, while the sum is 68.

It can be divided in two parts, 135425 and 3976689, that added together give a palindrome (4112114).

The spelling of 1354253976689 in words is "one trillion, three hundred fifty-four billion, two hundred fifty-three million, nine hundred seventy-six thousand, six hundred eighty-nine".