1069213042 has 8 divisors (see below), whose sum is σ = 1625789916. Its totient is φ = 527283072.

The previous prime is 1069213039. The next prime is 1069213073. The reversal of 1069213042 is 2403129601.

It can be written as a sum of positive squares in 2 ways, for example, as 959822361 + 109390681 = 30981^2 + 10459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1069213042² = 2286433058365787528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1069213042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3661543 + ... + 3661834.

Almost surely, 2^1069213042 is an apocalyptic number.

1069213042 is a deficient number, since it is larger than the sum of its proper divisors (556576874).

1069213042 is an equidigital number, since it uses as much as digits as its factorization.

1069213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323452.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1069213042 is about 32698.8232509979. The cubic root of 1069213042 is about 1022.5583101711.

The spelling of 1069213042 in words is "one billion, sixty-nine million, two hundred thirteen thousand, forty-two".