45450023 has 8 divisors (see below), whose sum is σ = 46762800. Its totient is φ = 44141760.

The previous prime is 45450007. The next prime is 45450049. The reversal of 45450023 is 32005454.

45450023 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 45450023 - 2⁴ = 45450007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45450523) 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 7 ways as a sum of consecutive naturals, for example, 38228 + ... + 39398.

It is an arithmetic number, because the mean of its divisors is an integer number (5845350).

Almost surely, 2^45450023 is an apocalyptic number.

45450023 is a deficient number, since it is larger than the sum of its proper divisors (1312777).

45450023 is a wasteful number, since it uses less digits than its factorization.

45450023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45450023 is about 6741.6632220840. The cubic root of 45450023 is about 356.8710914559.

Adding to 45450023 its reverse (32005454), we get a palindrome (77455477).

The spelling of 45450023 in words is "forty-five million, four hundred fifty thousand, twenty-three".