45330145 has 12 divisors (see below), whose sum is σ = 63277524. Its totient is φ = 31083360.

The previous prime is 45330107. The next prime is 45330151. The reversal of 45330145 is 54103354.

It can be written as a sum of positive squares in 2 ways, for example, as 35319249 + 10010896 = 5943^2 + 3164^2 .

It is not a de Polignac number, because 45330145 - 2¹¹ = 45328097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92266 + ... + 92755.

It is an arithmetic number, because the mean of its divisors is an integer number (5273127).

Almost surely, 2^45330145 is an apocalyptic number.

It is an amenable number.

45330145 is a deficient number, since it is larger than the sum of its proper divisors (17947379).

45330145 is a wasteful number, since it uses less digits than its factorization.

45330145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185040 (or 185033 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 45330145 is about 6732.7665190470. The cubic root of 45330145 is about 356.5570566999.

Adding to 45330145 its reverse (54103354), we get a palindrome (99433499).

The spelling of 45330145 in words is "forty-five million, three hundred thirty thousand, one hundred forty-five".