45579545 has 16 divisors (see below), whose sum is σ = 59799168. Its totient is φ = 33075840.

The previous prime is 45579529. The next prime is 45579551. The reversal of 45579545 is 54597554.

It is a happy number.

It is not a de Polignac number, because 45579545 - 2⁴ = 45579529 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45579496 and 45579505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46652 + ... + 47618.

It is an arithmetic number, because the mean of its divisors is an integer number (3737448).

Almost surely, 2^45579545 is an apocalyptic number.

It is an amenable number.

45579545 is a deficient number, since it is larger than the sum of its proper divisors (14219623).

45579545 is a wasteful number, since it uses less digits than its factorization.

45579545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840.

The product of its digits is 630000, while the sum is 44.

The square root of 45579545 is about 6751.2624745302. The cubic root of 45579545 is about 357.2097698247.

Subtracting 45579545 from its reverse (54597554), we obtain a square (9018009 = 3003²).

The spelling of 45579545 in words is "forty-five million, five hundred seventy-nine thousand, five hundred forty-five".