45151025 has 6 divisors (see below), whose sum is σ = 55987302. Its totient is φ = 36120800.

The previous prime is 45151013. The next prime is 45151027. The reversal of 45151025 is 52015154.

It is a happy number.

45151025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 6822544 + 38328481 = 2612^2 + 6191^2 .

It is not a de Polignac number, because 45151025 - 2⁴ = 45151009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45151027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 902996 + ... + 903045.

It is an arithmetic number, because the mean of its divisors is an integer number (9331217).

Almost surely, 2^45151025 is an apocalyptic number.

It is an amenable number.

45151025 is a deficient number, since it is larger than the sum of its proper divisors (10836277).

45151025 is a wasteful number, since it uses less digits than its factorization.

45151025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806051 (or 1806046 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 45151025 is about 6719.4512424751. The cubic root of 45151025 is about 356.0867971040.

Adding to 45151025 its reverse (52015154), we get a palindrome (97166179).

The spelling of 45151025 in words is "forty-five million, one hundred fifty-one thousand, twenty-five".