1027220375 has 16 divisors (see below), whose sum is σ = 1283750208. Its totient is φ = 820636000.

The previous prime is 1027220333. The next prime is 1027220377. The reversal of 1027220375 is 5730227201.

It is not a de Polignac number, because 1027220375 - 2²⁶ = 960111511 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 (1027220377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91310 + ... + 101940.

It is an arithmetic number, because the mean of its divisors is an integer number (80234388).

Almost surely, 2^1027220375 is an apocalyptic number.

1027220375 is a deficient number, since it is larger than the sum of its proper divisors (256529833).

1027220375 is an equidigital number, since it uses as much as digits as its factorization.

1027220375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11419 (or 11409 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 1027220375 is about 32050.2788599413. The cubic root of 1027220375 is about 1008.9923535302.

Adding to 1027220375 its reverse (5730227201), we get a palindrome (6757447576).

The spelling of 1027220375 in words is "one billion, twenty-seven million, two hundred twenty thousand, three hundred seventy-five".