1420054040543 has 8 divisors (see below), whose sum is σ = 1421104679280. Its totient is φ = 1419003528640.

The previous prime is 1420054040513. The next prime is 1420054040549. The reversal of 1420054040543 is 3450404500241.

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 1420054040543 - 2¹⁶ = 1420053975007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420054040549) 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, 45239228 + ... + 45270606.

It is an arithmetic number, because the mean of its divisors is an integer number (177638084910).

Almost surely, 2^{1420054040543} is an apocalyptic number.

1420054040543 is a deficient number, since it is larger than the sum of its proper divisors (1050638737).

1420054040543 is a wasteful number, since it uses less digits than its factorization.

1420054040543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63417.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1420054040543 its reverse (3450404500241), we get a palindrome (4870458540784).

The spelling of 1420054040543 in words is "one trillion, four hundred twenty billion, fifty-four million, forty thousand, five hundred forty-three".