1074653665 has 8 divisors (see below), whose sum is σ = 1321037928. Its totient is φ = 838753920.

The previous prime is 1074653651. The next prime is 1074653677. The reversal of 1074653665 is 5663564701.

It can be written as a sum of positive squares in 4 ways, for example, as 21196816 + 1053456849 = 4604^2 + 32457^2 .

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

It is not a de Polignac number, because 1074653665 - 2¹⁷ = 1074522593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2620902 + ... + 2621311.

It is an arithmetic number, because the mean of its divisors is an integer number (165129741).

Almost surely, 2^1074653665 is an apocalyptic number.

It is an amenable number.

1074653665 is a deficient number, since it is larger than the sum of its proper divisors (246384263).

1074653665 is an equidigital number, since it uses as much as digits as its factorization.

1074653665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242259.

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 1074653665 is about 32781.9106368131. The cubic root of 1074653665 is about 1024.2897844329.

The spelling of 1074653665 in words is "one billion, seventy-four million, six hundred fifty-three thousand, six hundred sixty-five".