45079745 has 4 divisors (see below), whose sum is σ = 54095700. Its totient is φ = 36063792.

The previous prime is 45079693. The next prime is 45079751. The reversal of 45079745 is 54797054.

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 17032129 + 28047616 = 4127^2 + 5296^2 .

It is a cyclic number.

It is not a de Polignac number, because 45079745 - 2¹² = 45075649 is a prime.

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, 4507970 + ... + 4507979.

It is an arithmetic number, because the mean of its divisors is an integer number (13523925).

Almost surely, 2^45079745 is an apocalyptic number.

It is an amenable number.

45079745 is a deficient number, since it is larger than the sum of its proper divisors (9015955).

45079745 is an equidigital number, since it uses as much as digits as its factorization.

45079745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9015954.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 45079745 is about 6714.1451429054. The cubic root of 45079745 is about 355.8993134649.

The spelling of 45079745 in words is "forty-five million, seventy-nine thousand, seven hundred forty-five".