1421113534 has 4 divisors (see below), whose sum is σ = 2131670304. Its totient is φ = 710556766.

The previous prime is 1421113511. The next prime is 1421113559. The reversal of 1421113534 is 4353111241.

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

It is a junction number, because it is equal to n+sod(n) for n = 1421113499 and 1421113508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355278382 + ... + 355278385.

It is an arithmetic number, because the mean of its divisors is an integer number (532917576).

Almost surely, 2^1421113534 is an apocalyptic number.

1421113534 is a deficient number, since it is larger than the sum of its proper divisors (710556770).

1421113534 is an equidigital number, since it uses as much as digits as its factorization.

1421113534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710556769.

The product of its digits is 1440, while the sum is 25.

The square root of 1421113534 is about 37697.6595294721. The cubic root of 1421113534 is about 1124.2845911461.

Adding to 1421113534 its reverse (4353111241), we get a palindrome (5774224775).

The spelling of 1421113534 in words is "one billion, four hundred twenty-one million, one hundred thirteen thousand, five hundred thirty-four".