45325709 has 16 divisors (see below), whose sum is σ = 55569024. Its totient is φ = 36379200.

The previous prime is 45325699. The next prime is 45325711. The reversal of 45325709 is 90752354.

It is not a de Polignac number, because 45325709 - 2²⁰ = 44277133 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 (45325739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3602 + ... + 10179.

It is an arithmetic number, because the mean of its divisors is an integer number (3473064).

Almost surely, 2^45325709 is an apocalyptic number.

It is an amenable number.

45325709 is a deficient number, since it is larger than the sum of its proper divisors (10243315).

45325709 is a wasteful number, since it uses less digits than its factorization.

45325709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13828.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 45325709 is about 6732.4370773146. The cubic root of 45325709 is about 356.5454254502.

It can be divided in two parts, 453 and 25709, that added together give a palindrome (26162).

The spelling of 45325709 in words is "forty-five million, three hundred twenty-five thousand, seven hundred nine".