1356143226 has 16 divisors (see below), whose sum is σ = 2740249344. Its totient is φ = 447387264.

The previous prime is 1356143207. The next prime is 1356143279. The reversal of 1356143226 is 6223416531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1164490 + ... + 1165653.

It is an arithmetic number, because the mean of its divisors is an integer number (171265584).

Almost surely, 2^1356143226 is an apocalyptic number.

1356143226 is an abundant number, since it is smaller than the sum of its proper divisors (1384106118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356143226 is a wasteful number, since it uses less digits than its factorization.

1356143226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330245.

The product of its digits is 25920, while the sum is 33.

The square root of 1356143226 is about 36825.8499698242. The cubic root of 1356143226 is about 1106.8833455625.

Adding to 1356143226 its reverse (6223416531), we get a palindrome (7579559757).

The spelling of 1356143226 in words is "one billion, three hundred fifty-six million, one hundred forty-three thousand, two hundred twenty-six".