1214524145543 has 4 divisors (see below), whose sum is σ = 1225874838600. Its totient is φ = 1203173452488.

The previous prime is 1214524145437. The next prime is 1214524145561. The reversal of 1214524145543 is 3455414254121.

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

It is a cyclic number.

It is not a de Polignac number, because 1214524145543 - 2¹⁸ = 1214523883399 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 1214524145543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214524145143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5675346368 + ... + 5675346581.

It is an arithmetic number, because the mean of its divisors is an integer number (306468709650).

Almost surely, 2^{1214524145543} is an apocalyptic number.

1214524145543 is a deficient number, since it is larger than the sum of its proper divisors (11350693057).

1214524145543 is a wasteful number, since it uses less digits than its factorization.

1214524145543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11350693056.

The product of its digits is 384000, while the sum is 41.

Adding to 1214524145543 its reverse (3455414254121), we get a palindrome (4669938399664).

The spelling of 1214524145543 in words is "one trillion, two hundred fourteen billion, five hundred twenty-four million, one hundred forty-five thousand, five hundred forty-three".