45056705 has 4 divisors (see below), whose sum is σ = 54068052. Its totient is φ = 36045360.

The previous prime is 45056699. The next prime is 45056717. The reversal of 45056705 is 50765054.

It is a happy number.

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 31225744 + 13830961 = 5588^2 + 3719^2 .

It is not a de Polignac number, because 45056705 - 2¹⁶ = 44991169 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, 4505666 + ... + 4505675.

It is an arithmetic number, because the mean of its divisors is an integer number (13517013).

Almost surely, 2^45056705 is an apocalyptic number.

It is an amenable number.

45056705 is a deficient number, since it is larger than the sum of its proper divisors (9011347).

45056705 is an equidigital number, since it uses as much as digits as its factorization.

45056705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9011346.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 45056705 is about 6712.4291430152. The cubic root of 45056705 is about 355.8386704307.

The spelling of 45056705 in words is "forty-five million, fifty-six thousand, seven hundred five".