1543412132551 has 8 divisors (see below), whose sum is σ = 1607206975200. Its totient is φ = 1480322205600.

The previous prime is 1543412132467. The next prime is 1543412132597. The reversal of 1543412132551 is 1552312143451.

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 1543412132551 - 2¹⁵ = 1543412099783 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1543412132551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1543412132351) 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, 176224456 + ... + 176233213.

It is an arithmetic number, because the mean of its divisors is an integer number (200900871900).

Almost surely, 2^{1543412132551} is an apocalyptic number.

1543412132551 is a deficient number, since it is larger than the sum of its proper divisors (63794842649).

1543412132551 is a wasteful number, since it uses less digits than its factorization.

1543412132551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352457849.

The product of its digits is 72000, while the sum is 37.

The spelling of 1543412132551 in words is "one trillion, five hundred forty-three billion, four hundred twelve million, one hundred thirty-two thousand, five hundred fifty-one".