1069460017609 has 3 divisors (see below), whose sum is σ = 1069461051757. Its totient is φ = 1069458983462.

The previous prime is 1069460017537. The next prime is 1069460017627. The reversal of 1069460017609 is 9067100649601.

The square root of 1069460017609 is 1034147.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1069460017609 - 2¹⁹ = 1069459493321 is a prime.

It is a super-2 number, since 2×1069460017609² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1069460017709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 517074 + ... + 1551220.

Almost surely, 2^{1069460017609} is an apocalyptic number.

1069460017609 is the 1034147-th square number.

1069460017609 is the 517074-th centered octagonal number.

It is an amenable number.

1069460017609 is a deficient number, since it is larger than the sum of its proper divisors (1034148).

1069460017609 is an frugal number, since it uses more digits than its factorization.

1069460017609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068294 (or 1034147 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 49.

Multiplying 1069460017609 by its sum of digits (49), we get a square (52403540862841 = 7239029²).

The spelling of 1069460017609 in words is "one trillion, sixty-nine billion, four hundred sixty million, seventeen thousand, six hundred nine".