1423503213 has 8 divisors (see below), whose sum is σ = 2070550176. Its totient is φ = 862729200.

The previous prime is 1423503209. The next prime is 1423503233. The reversal of 1423503213 is 3123053241.

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

It is not a de Polignac number, because 1423503213 - 2² = 1423503209 is a prime.

It is a super-2 number, since 2×1423503213² = 4052722794842646738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423503233) 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 7 ways as a sum of consecutive naturals, for example, 21568198 + ... + 21568263.

It is an arithmetic number, because the mean of its divisors is an integer number (258818772).

Almost surely, 2^1423503213 is an apocalyptic number.

It is an amenable number.

1423503213 is a deficient number, since it is larger than the sum of its proper divisors (647046963).

1423503213 is a wasteful number, since it uses less digits than its factorization.

1423503213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43136475.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1423503213 is about 37729.3415394438. The cubic root of 1423503213 is about 1124.9144199591.

Adding to 1423503213 its reverse (3123053241), we get a palindrome (4546556454).

The spelling of 1423503213 in words is "one billion, four hundred twenty-three million, five hundred three thousand, two hundred thirteen".