45321542 has 16 divisors (see below), whose sum is σ = 77835552. Its totient is φ = 19388160.

The previous prime is 45321511. The next prime is 45321553. The reversal of 45321542 is 24512354.

It is a happy number.

45321542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 5942 + ... + 11222.

It is an arithmetic number, because the mean of its divisors is an integer number (4864722).

Almost surely, 2^45321542 is an apocalyptic number.

45321542 is a deficient number, since it is larger than the sum of its proper divisors (32514010).

45321542 is a wasteful number, since it uses less digits than its factorization.

45321542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5903.

The product of its digits is 4800, while the sum is 26.

The square root of 45321542 is about 6732.1275983154. The cubic root of 45321542 is about 356.5344988308.

Adding to 45321542 its reverse (24512354), we get a palindrome (69833896).

The spelling of 45321542 in words is "forty-five million, three hundred twenty-one thousand, five hundred forty-two".