1420213323 has 8 divisors (see below), whose sum is σ = 1954702336. Its totient is φ = 916266600.

The previous prime is 1420213283. The next prime is 1420213343. The reversal of 1420213323 is 3233120241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1420213323 - 2¹² = 1420209227 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 1420213323.

It is not an unprimeable number, because it can be changed into a prime (1420213343) 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, 7635463 + ... + 7635648.

It is an arithmetic number, because the mean of its divisors is an integer number (244337792).

Almost surely, 2^1420213323 is an apocalyptic number.

1420213323 is a deficient number, since it is larger than the sum of its proper divisors (534489013).

1420213323 is a wasteful number, since it uses less digits than its factorization.

1420213323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15271145.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1420213323 is about 37685.7177588540. The cubic root of 1420213323 is about 1124.0471465620.

Adding to 1420213323 its reverse (3233120241), we get a palindrome (4653333564).

The spelling of 1420213323 in words is "one billion, four hundred twenty million, two hundred thirteen thousand, three hundred twenty-three".