45070505 has 4 divisors (see below), whose sum is σ = 54084612. Its totient is φ = 36056400.

The previous prime is 45070499. The next prime is 45070523. The reversal of 45070505 is 50507054.

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 34951744 + 10118761 = 5912^2 + 3181^2 .

It is not a de Polignac number, because 45070505 - 2¹⁰ = 45069481 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4507046 + ... + 4507055.

It is an arithmetic number, because the mean of its divisors is an integer number (13521153).

Almost surely, 2^45070505 is an apocalyptic number.

It is an amenable number.

45070505 is a deficient number, since it is larger than the sum of its proper divisors (9014107).

45070505 is an equidigital number, since it uses as much as digits as its factorization.

45070505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014106.

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 45070505 is about 6713.4570081293. The cubic root of 45070505 is about 355.8749955637.

Adding to 45070505 its reverse (50507054), we get a palindrome (95577559).

The spelling of 45070505 in words is "forty-five million, seventy thousand, five hundred five".