45018542 has 8 divisors (see below), whose sum is σ = 67561896. Its totient is φ = 22497912.

The previous prime is 45018517. The next prime is 45018551. The reversal of 45018542 is 24581054.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713 + ... + 9515.

It is an arithmetic number, because the mean of its divisors is an integer number (8445237).

Almost surely, 2^45018542 is an apocalyptic number.

45018542 is a deficient number, since it is larger than the sum of its proper divisors (22543354).

45018542 is a wasteful number, since it uses less digits than its factorization.

45018542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11362.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 45018542 is about 6709.5858292446. The cubic root of 45018542 is about 355.7381770115.

Adding to 45018542 its reverse (24581054), we get a palindrome (69599596).

The spelling of 45018542 in words is "forty-five million, eighteen thousand, five hundred forty-two".