1130165545 has 8 divisors (see below), whose sum is σ = 1368201096. Its totient is φ = 896130816.

The previous prime is 1130165537. The next prime is 1130165579. The reversal of 1130165545 is 5455610311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 331776 + 1129833769 = 576^2 + 33613^2 .

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 1130165545 - 2³ = 1130165537 is a prime.

It is a Duffinian number.

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, 999582 + ... + 1000711.

It is an arithmetic number, because the mean of its divisors is an integer number (171025137).

Almost surely, 2^1130165545 is an apocalyptic number.

It is an amenable number.

1130165545 is a deficient number, since it is larger than the sum of its proper divisors (238035551).

1130165545 is a wasteful number, since it uses less digits than its factorization.

1130165545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000411.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 1130165545 is about 33617.9348711369. The cubic root of 1130165545 is about 1041.6312986676.

Adding to 1130165545 its reverse (5455610311), we get a palindrome (6585775856).

The spelling of 1130165545 in words is "one billion, one hundred thirty million, one hundred sixty-five thousand, five hundred forty-five".