45075005 has 4 divisors (see below), whose sum is σ = 54090012. Its totient is φ = 36060000.

The previous prime is 45074999. The next prime is 45075013. The reversal of 45075005 is 50057054.

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 26429881 + 18645124 = 5141^2 + 4318^2 .

It is not a de Polignac number, because 45075005 - 2⁸ = 45074749 is a prime.

It is a Duffinian number.

It is a congruent 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, 4507496 + ... + 4507505.

It is an arithmetic number, because the mean of its divisors is an integer number (13522503).

Almost surely, 2^45075005 is an apocalyptic number.

It is an amenable number.

45075005 is a deficient number, since it is larger than the sum of its proper divisors (9015007).

45075005 is an equidigital number, since it uses as much as digits as its factorization.

45075005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9015006.

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

The square root of 45075005 is about 6713.7921475125. The cubic root of 45075005 is about 355.8868391125.

The spelling of 45075005 in words is "forty-five million, seventy-five thousand, five".