1065136745 has 8 divisors (see below), whose sum is σ = 1309339080. Its totient is φ = 831326080.

The previous prime is 1065136729. The next prime is 1065136753. The reversal of 1065136745 is 5476315601.

It can be written as a sum of positive squares in 4 ways, for example, as 139334416 + 925802329 = 11804^2 + 30427^2 .

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

It is not a de Polignac number, because 1065136745 - 2⁴ = 1065136729 is a prime.

It is a super-2 number, since 2×1065136745² = 2269032571098390050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1065136699 and 1065136708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597690 + ... + 2598099.

It is an arithmetic number, because the mean of its divisors is an integer number (163667385).

Almost surely, 2^1065136745 is an apocalyptic number.

It is an amenable number.

1065136745 is a deficient number, since it is larger than the sum of its proper divisors (244202335).

1065136745 is an equidigital number, since it uses as much as digits as its factorization.

1065136745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195835.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 1065136745 is about 32636.4327860751. The cubic root of 1065136745 is about 1021.2571788693.

The spelling of 1065136745 in words is "one billion, sixty-five million, one hundred thirty-six thousand, seven hundred forty-five".