1423263213 has 6 divisors (see below), whose sum is σ = 2055824654. Its totient is φ = 948842136.

The previous prime is 1423263211. The next prime is 1423263241. The reversal of 1423263213 is 3123623241.

1423263213 is a `hidden beast` number, since 1 + 4 + 23 + 2 + 632 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1401528969 + 21734244 = 37437^2 + 4662^2 .

It is not a de Polignac number, because 1423263213 - 2¹ = 1423263211 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 (1423263211) 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 5 ways as a sum of consecutive naturals, for example, 79070170 + ... + 79070187.

Almost surely, 2^1423263213 is an apocalyptic number.

It is an amenable number.

1423263213 is a deficient number, since it is larger than the sum of its proper divisors (632561441).

1423263213 is a wasteful number, since it uses less digits than its factorization.

1423263213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158140363 (or 158140360 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 1423263213 is about 37726.1608568908. The cubic root of 1423263213 is about 1124.8511969114.

Adding to 1423263213 its reverse (3123623241), we get a palindrome (4546886454).

The spelling of 1423263213 in words is "one billion, four hundred twenty-three million, two hundred sixty-three thousand, two hundred thirteen".