1426233173 has 4 divisors (see below), whose sum is σ = 1510129260. Its totient is φ = 1342337088.

The previous prime is 1426233113. The next prime is 1426233187. The reversal of 1426233173 is 3713326241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3713326241 = 23 ⋅161448967.

It can be written as a sum of positive squares in 2 ways, for example, as 1238899204 + 187333969 = 35198^2 + 13687^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426233173 - 2¹⁴ = 1426216789 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 (1426233103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41948018 + ... + 41948051.

It is an arithmetic number, because the mean of its divisors is an integer number (377532315).

Almost surely, 2^1426233173 is an apocalyptic number.

It is an amenable number.

1426233173 is a deficient number, since it is larger than the sum of its proper divisors (83896087).

1426233173 is an equidigital number, since it uses as much as digits as its factorization.

1426233173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83896086.

The product of its digits is 18144, while the sum is 32.

The square root of 1426233173 is about 37765.5024195363. The cubic root of 1426233173 is about 1125.6330719640.

The spelling of 1426233173 in words is "one billion, four hundred twenty-six million, two hundred thirty-three thousand, one hundred seventy-three".