1292212542543 has 8 divisors (see below), whose sum is σ = 1855484676528. Its totient is φ = 795207718464.

The previous prime is 1292212542541. The next prime is 1292212542563. The reversal of 1292212542543 is 3452452122921.

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

It is not a de Polignac number, because 1292212542543 - 2¹ = 1292212542541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1292212542495 and 1292212542504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1292212542541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16566827430 + ... + 16566827507.

It is an arithmetic number, because the mean of its divisors is an integer number (231935584566).

Almost surely, 2^{1292212542543} is an apocalyptic number.

1292212542543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1292212542543 is a deficient number, since it is larger than the sum of its proper divisors (563272133985).

1292212542543 is a wasteful number, since it uses less digits than its factorization.

1292212542543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33133654953.

The product of its digits is 345600, while the sum is 42.

The spelling of 1292212542543 in words is "one trillion, two hundred ninety-two billion, two hundred twelve million, five hundred forty-two thousand, five hundred forty-three".