1051819227 has 6 divisors (see below), whose sum is σ = 1519294452. Its totient is φ = 701212812.

The previous prime is 1051819201. The next prime is 1051819247. The reversal of 1051819227 is 7229181501.

It is a happy number.

It is not a de Polignac number, because 1051819227 - 2⁷ = 1051819099 is a prime.

It is a super-2 number, since 2×1051819227² = 2212647372573755058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051819191 and 1051819200.

It is not an unprimeable number, because it can be changed into a prime (1051819247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58434393 + ... + 58434410.

It is an arithmetic number, because the mean of its divisors is an integer number (253215742).

Almost surely, 2^1051819227 is an apocalyptic number.

1051819227 is a deficient number, since it is larger than the sum of its proper divisors (467475225).

1051819227 is a wasteful number, since it uses less digits than its factorization.

1051819227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116868809 (or 116868806 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 1051819227 is about 32431.7626255497. The cubic root of 1051819227 is about 1016.9830199362.

The spelling of 1051819227 in words is "one billion, fifty-one million, eight hundred nineteen thousand, two hundred twenty-seven".