45709505 has 4 divisors (see below), whose sum is σ = 54851412. Its totient is φ = 36567600.

The previous prime is 45709501. The next prime is 45709507. The reversal of 45709505 is 50590754.

45709505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20948929 + 24760576 = 4577^2 + 4976^2 .

It is not a de Polignac number, because 45709505 - 2² = 45709501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45709501) 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 3 ways as a sum of consecutive naturals, for example, 4570946 + ... + 4570955.

It is an arithmetic number, because the mean of its divisors is an integer number (13712853).

Almost surely, 2^45709505 is an apocalyptic number.

It is an amenable number.

45709505 is a deficient number, since it is larger than the sum of its proper divisors (9141907).

45709505 is an equidigital number, since it uses as much as digits as its factorization.

45709505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9141906.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 45709505 is about 6760.8804899954. The cubic root of 45709505 is about 357.5489492367.

The spelling of 45709505 in words is "forty-five million, seven hundred nine thousand, five hundred five".