1071842229 has 6 divisors (see below), whose sum is σ = 1548216566. Its totient is φ = 714561480.

The previous prime is 1071842201. The next prime is 1071842237. The reversal of 1071842229 is 9222481701.

It can be written as a sum of positive squares in only one way, i.e., 1028677329 + 43164900 = 32073^2 + 6570^2 .

It is not a de Polignac number, because 1071842229 - 2⁹ = 1071841717 is a prime.

It is a super-2 number, since 2×1071842229² = 2297691527735376882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1071842193 and 1071842202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071842249) 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, 59546782 + ... + 59546799.

Almost surely, 2^1071842229 is an apocalyptic number.

It is an amenable number.

1071842229 is a deficient number, since it is larger than the sum of its proper divisors (476374337).

1071842229 is a wasteful number, since it uses less digits than its factorization.

1071842229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119093587 (or 119093584 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 1071842229 is about 32739.0016494089. The cubic root of 1071842229 is about 1023.3957785555.

The spelling of 1071842229 in words is "one billion, seventy-one million, eight hundred forty-two thousand, two hundred twenty-nine".