45012545 has 8 divisors (see below), whose sum is σ = 54540096. Its totient is φ = 35660016.

The previous prime is 45012523. The next prime is 45012581. The reversal of 45012545 is 54521054.

45012545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45012545 - 2¹² = 45008449 is a prime.

It is a super-2 number, since 2×45012545² = 4052258414754050, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 43187 + ... + 44216.

It is an arithmetic number, because the mean of its divisors is an integer number (6817512).

Almost surely, 2^45012545 is an apocalyptic number.

It is an amenable number.

45012545 is a deficient number, since it is larger than the sum of its proper divisors (9527551).

45012545 is a wasteful number, since it uses less digits than its factorization.

45012545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87511.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 45012545 is about 6709.1389164333. The cubic root of 45012545 is about 355.7223801384.

Adding to 45012545 its reverse (54521054), we get a palindrome (99533599).

The spelling of 45012545 in words is "forty-five million, twelve thousand, five hundred forty-five".