1375201226 has 32 divisors (see below), whose sum is σ = 2384363520. Its totient is φ = 582690096.

The previous prime is 1375201207. The next prime is 1375201231. The reversal of 1375201226 is 6221025731.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510455 + ... + 513141.

It is an arithmetic number, because the mean of its divisors is an integer number (74511360).

Almost surely, 2^1375201226 is an apocalyptic number.

1375201226 is a deficient number, since it is larger than the sum of its proper divisors (1009162294).

1375201226 is a wasteful number, since it uses less digits than its factorization.

1375201226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3098.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1375201226 is about 37083.7056670447. The cubic root of 1375201226 is about 1112.0442878045.

Adding to 1375201226 its reverse (6221025731), we get a palindrome (7596226957).

The spelling of 1375201226 in words is "one billion, three hundred seventy-five million, two hundred one thousand, two hundred twenty-six".