1375223056 has 45 divisors (see below), whose sum is σ = 2722933701. Its totient is φ = 672852096.

The previous prime is 1375223027. The next prime is 1375223071. The reversal of 1375223056 is 6503225731.

The square root of 1375223056 is 37084.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 780643600 + 594579456 = 27940^2 + 24384^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10828465 + ... + 10828591.

Almost surely, 2^1375223056 is an apocalyptic number.

1375223056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1375223056 is the 37084-th square number.

It is an amenable number.

1375223056 is a deficient number, since it is larger than the sum of its proper divisors (1347710645).

1375223056 is an frugal number, since it uses more digits than its factorization.

1375223056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 34.

The cubic root of 1375223056 is about 1112.0501719854.

Adding to 1375223056 its reverse (6503225731), we get a palindrome (7878448787).

The spelling of 1375223056 in words is "one billion, three hundred seventy-five million, two hundred twenty-three thousand, fifty-six".