1420213063 has 4 divisors (see below), whose sum is σ = 1454852448. Its totient is φ = 1385573680.

The previous prime is 1420213057. The next prime is 1420213087. The reversal of 1420213063 is 3603120241.

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

It is a de Polignac number, because none of the positive numbers 2^k-1420213063 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 (1420243063) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 17319631 + ... + 17319712.

It is an arithmetic number, because the mean of its divisors is an integer number (363713112).

Almost surely, 2^1420213063 is an apocalyptic number.

1420213063 is a deficient number, since it is larger than the sum of its proper divisors (34639385).

1420213063 is an equidigital number, since it uses as much as digits as its factorization.

1420213063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34639384.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1420213063 is about 37685.7143092711. The cubic root of 1420213063 is about 1124.0470779685.

The spelling of 1420213063 in words is "one billion, four hundred twenty million, two hundred thirteen thousand, sixty-three".