1416420543 has 4 divisors (see below), whose sum is σ = 1888560728. Its totient is φ = 944280360.

The previous prime is 1416420541. The next prime is 1416420547. The reversal of 1416420543 is 3450246141.

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

It is not a de Polignac number, because 1416420543 - 2¹ = 1416420541 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 1416420543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1416420541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236070088 + ... + 236070093.

It is an arithmetic number, because the mean of its divisors is an integer number (472140182).

Almost surely, 2^1416420543 is an apocalyptic number.

1416420543 is a deficient number, since it is larger than the sum of its proper divisors (472140185).

1416420543 is an equidigital number, since it uses as much as digits as its factorization.

1416420543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472140184.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1416420543 is about 37635.3629316897. The cubic root of 1416420543 is about 1123.0456387313.

Adding to 1416420543 its reverse (3450246141), we get a palindrome (4866666684).

The spelling of 1416420543 in words is "one billion, four hundred sixteen million, four hundred twenty thousand, five hundred forty-three".