1089367145 has 8 divisors (see below), whose sum is σ = 1316783304. Its totient is φ = 865131904.

The previous prime is 1089367127. The next prime is 1089367159. The reversal of 1089367145 is 5417639801.

It can be written as a sum of positive squares in 4 ways, for example, as 503194624 + 586172521 = 22432^2 + 24211^2 .

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 1089367145 - 2¹² = 1089363049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1089367096 and 1089367105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794474 + ... + 795843.

It is an arithmetic number, because the mean of its divisors is an integer number (164597913).

Almost surely, 2^1089367145 is an apocalyptic number.

It is an amenable number.

1089367145 is a deficient number, since it is larger than the sum of its proper divisors (227416159).

1089367145 is a wasteful number, since it uses less digits than its factorization.

1089367145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590459.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 1089367145 is about 33005.5623342491. The cubic root of 1089367145 is about 1028.9432543255.

The spelling of 1089367145 in words is "one billion, eighty-nine million, three hundred sixty-seven thousand, one hundred forty-five".