1427159163 has 18 divisors (see below), whose sum is σ = 2022974044. Its totient is φ = 894774464.

The previous prime is 1427159159. The next prime is 1427159219. The reversal of 1427159163 is 3619517241.

It is not a de Polignac number, because 1427159163 - 2² = 1427159159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427159963) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1111720 + ... + 1113002.

Almost surely, 2^1427159163 is an apocalyptic number.

1427159163 is a deficient number, since it is larger than the sum of its proper divisors (595814881).

1427159163 is an frugal number, since it uses more digits than its factorization.

1427159163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603 (or 1303 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 1427159163 is about 37777.7601638848. The cubic root of 1427159163 is about 1125.8766271533.

The spelling of 1427159163 in words is "one billion, four hundred twenty-seven million, one hundred fifty-nine thousand, one hundred sixty-three".