1095521365 has 4 divisors (see below), whose sum is σ = 1314625644. Its totient is φ = 876417088.

The previous prime is 1095521333. The next prime is 1095521393. The reversal of 1095521365 is 5631255901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5631255901 = 17551 ⋅320851.

It can be written as a sum of positive squares in 2 ways, for example, as 742344516 + 353176849 = 27246^2 + 18793^2 .

It is a cyclic number.

It is not a de Polignac number, because 1095521365 - 2⁵ = 1095521333 is a prime.

It is a super-2 number, since 2×1095521365² = 2400334122342926450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109552132 + ... + 109552141.

It is an arithmetic number, because the mean of its divisors is an integer number (328656411).

Almost surely, 2^1095521365 is an apocalyptic number.

It is an amenable number.

1095521365 is a deficient number, since it is larger than the sum of its proper divisors (219104279).

1095521365 is an equidigital number, since it uses as much as digits as its factorization.

1095521365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219104278.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 1095521365 is about 33098.6610756387. The cubic root of 1095521365 is about 1030.8772383273.

The spelling of 1095521365 in words is "one billion, ninety-five million, five hundred twenty-one thousand, three hundred sixty-five".