45456545 has 8 divisors (see below), whose sum is σ = 54655296. Its totient is φ = 36293616.

The previous prime is 45456539. The next prime is 45456553. The reversal of 45456545 is 54565454.

45456545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

45456545 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45456545 is a prime.

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

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45456499 and 45456508.

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, 6077 + ... + 11306.

It is an arithmetic number, because the mean of its divisors is an integer number (6831912).

Almost surely, 2^45456545 is an apocalyptic number.

It is an amenable number.

45456545 is a deficient number, since it is larger than the sum of its proper divisors (9198751).

45456545 is a wasteful number, since it uses less digits than its factorization.

45456545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17911.

The product of its digits is 240000, while the sum is 38.

The square root of 45456545 is about 6742.1469132614. The cubic root of 45456545 is about 356.8881607684. Note that the first 3 decimals are identical.

The spelling of 45456545 in words is "forty-five million, four hundred fifty-six thousand, five hundred forty-five".