45150145 has 16 divisors (see below), whose sum is σ = 55146960. Its totient is φ = 35481600.

The previous prime is 45150139. The next prime is 45150179. The reversal of 45150145 is 54105154.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 9006001 + 36144144 = 3001^2 + 6012^2 .

It is not a de Polignac number, because 45150145 - 2⁹ = 45149633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107035 + ... + 107455.

It is an arithmetic number, because the mean of its divisors is an integer number (3446685).

Almost surely, 2^45150145 is an apocalyptic number.

It is an amenable number.

45150145 is a deficient number, since it is larger than the sum of its proper divisors (9996815).

45150145 is a wasteful number, since it uses less digits than its factorization.

45150145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 45150145 is about 6719.3857606183. The cubic root of 45150145 is about 356.0844836946.

Adding to 45150145 its reverse (54105154), we get a palindrome (99255299).

The spelling of 45150145 in words is "forty-five million, one hundred fifty thousand, one hundred forty-five".