11543132034542 has 16 divisors (see below), whose sum is σ = 17397798769152. Its totient is φ = 5743929385080.

The previous prime is 11543132034541. The next prime is 11543132034547. The reversal of 11543132034542 is 24543023134511.

It is a super-2 number, since 2×11543132034542² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11543132034496 and 11543132034505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543132034541) 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, 15538334 + ... + 16264257.

It is an arithmetic number, because the mean of its divisors is an integer number (1087362423072).

Almost surely, 2^{11543132034542} is an apocalyptic number.

11543132034542 is a deficient number, since it is larger than the sum of its proper divisors (5854666734610).

11543132034542 is a wasteful number, since it uses less digits than its factorization.

11543132034542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31803463.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 11543132034542 in words is "eleven trillion, five hundred forty-three billion, one hundred thirty-two million, thirty-four thousand, five hundred forty-two".