1065525761 has 8 divisors (see below), whose sum is σ = 1113497280. Its totient is φ = 1017691312.

The previous prime is 1065525749. The next prime is 1065525763. The reversal of 1065525761 is 1675255601.

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 1065525761 - 2¹⁴ = 1065509377 is a prime.

It is a super-2 number, since 2×1065525761² = 2270690294709258242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065525763) 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, 18206 + ... + 49623.

It is an arithmetic number, because the mean of its divisors is an integer number (139187160).

Almost surely, 2^1065525761 is an apocalyptic number.

It is an amenable number.

1065525761 is a deficient number, since it is larger than the sum of its proper divisors (47971519).

1065525761 is an equidigital number, since it uses as much as digits as its factorization.

1065525761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68535.

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 1065525761 is about 32642.3920845271. The cubic root of 1065525761 is about 1021.3814937450.

The spelling of 1065525761 in words is "one billion, sixty-five million, five hundred twenty-five thousand, seven hundred sixty-one".