1283826223 has 4 divisors (see below), whose sum is σ = 1284689920. Its totient is φ = 1282962528.

The previous prime is 1283826217. The next prime is 1283826233. The reversal of 1283826223 is 3226283821.

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

It is a cyclic number.

It is not a de Polignac number, because 1283826223 - 2¹³ = 1283818031 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 (1283826233) 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, 429615 + ... + 432592.

It is an arithmetic number, because the mean of its divisors is an integer number (321172480).

Almost surely, 2^1283826223 is an apocalyptic number.

1283826223 is a deficient number, since it is larger than the sum of its proper divisors (863697).

1283826223 is an equidigital number, since it uses as much as digits as its factorization.

1283826223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863696.

The product of its digits is 55296, while the sum is 37.

The square root of 1283826223 is about 35830.5208307108. The cubic root of 1283826223 is about 1086.8478420091.

The spelling of 1283826223 in words is "one billion, two hundred eighty-three million, eight hundred twenty-six thousand, two hundred twenty-three".