1069042997 has 8 divisors (see below), whose sum is σ = 1170442272. Its totient is φ = 968346000.

The previous prime is 1069042981. The next prime is 1069043033. The reversal of 1069042997 is 7992409601.

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

It is a cyclic number.

It is not a de Polignac number, because 1069042997 - 2⁴ = 1069042981 is a prime.

It is a super-2 number, since 2×1069042997² = 2285705858869484018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1069042927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172379 + ... + 178472.

It is an arithmetic number, because the mean of its divisors is an integer number (146305284).

Almost surely, 2^1069042997 is an apocalyptic number.

It is an amenable number.

1069042997 is a deficient number, since it is larger than the sum of its proper divisors (101399275).

1069042997 is a wasteful number, since it uses less digits than its factorization.

1069042997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351139.

The product of its (nonzero) digits is 244944, while the sum is 47.

The square root of 1069042997 is about 32696.2229775857. Note that the first 3 decimals coincide. The cubic root of 1069042997 is about 1022.5040989149.

It can be divided in two parts, 106904 and 2997, that added together give a palindrome (109901).

The spelling of 1069042997 in words is "one billion, sixty-nine million, forty-two thousand, nine hundred ninety-seven".