45007545 has 32 divisors (see below), whose sum is σ = 80486784. Its totient is φ = 21286400.

The previous prime is 45007531. The next prime is 45007549. The reversal of 45007545 is 54570054.

It is not a de Polignac number, because 45007545 - 2⁸ = 45007289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45007549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3439 + ... + 10091.

It is an arithmetic number, because the mean of its divisors is an integer number (2515212).

Almost surely, 2^45007545 is an apocalyptic number.

It is an amenable number.

45007545 is a deficient number, since it is larger than the sum of its proper divisors (35479239).

45007545 is a wasteful number, since it uses less digits than its factorization.

45007545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6713.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 45007545 is about 6708.7662800250. The cubic root of 45007545 is about 355.7092084196.

Adding to 45007545 its reverse (54570054), we get a palindrome (99577599).

The spelling of 45007545 in words is "forty-five million, seven thousand, five hundred forty-five".