1543882545034 has 4 divisors (see below), whose sum is σ = 2315823817554. Its totient is φ = 771941272516.

The previous prime is 1543882544993. The next prime is 1543882545041. The reversal of 1543882545034 is 4305452883451.

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

It can be written as a sum of positive squares in only one way, i.e., 1050450757225 + 493431787809 = 1024915^2 + 702447^2 .

It is a super-2 number, since 2×1543882545034² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385970636257 + ... + 385970636260.

Almost surely, 2^{1543882545034} is an apocalyptic number.

1543882545034 is a deficient number, since it is larger than the sum of its proper divisors (771941272520).

1543882545034 is an equidigital number, since it uses as much as digits as its factorization.

1543882545034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771941272519.

The product of its (nonzero) digits is 9216000, while the sum is 52.

The spelling of 1543882545034 in words is "one trillion, five hundred forty-three billion, eight hundred eighty-two million, five hundred forty-five thousand, thirty-four".