45458145 has 16 divisors (see below), whose sum is σ = 80814720. Its totient is φ = 24244272.

The previous prime is 45458141. The next prime is 45458173. The reversal of 45458145 is 54185454.

It is a happy number.

45458145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45458145 - 2² = 45458141 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (45458141) 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 15 ways as a sum of consecutive naturals, for example, 168229 + ... + 168498.

It is an arithmetic number, because the mean of its divisors is an integer number (5050920).

Almost surely, 2^45458145 is an apocalyptic number.

45458145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45458145 is a deficient number, since it is larger than the sum of its proper divisors (35356575).

45458145 is a wasteful number, since it uses less digits than its factorization.

45458145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336741 (or 336735 counting only the distinct ones).

The product of its digits is 64000, while the sum is 36.

The square root of 45458145 is about 6742.2655687832. The cubic root of 45458145 is about 356.8923480228.

The spelling of 45458145 in words is "forty-five million, four hundred fifty-eight thousand, one hundred forty-five".