45545659 has 4 divisors (see below), whose sum is σ = 45560016. Its totient is φ = 45531304.

The previous prime is 45545657. The next prime is 45545663. The reversal of 45545659 is 95654554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 95654554 = 2 ⋅47827277.

It is a cyclic number.

It is not a de Polignac number, because 45545659 - 2¹ = 45545657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45545653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79 + ... + 9544.

It is an arithmetic number, because the mean of its divisors is an integer number (11390004).

Almost surely, 2^45545659 is an apocalyptic number.

45545659 is a deficient number, since it is larger than the sum of its proper divisors (14357).

45545659 is an equidigital number, since it uses as much as digits as its factorization.

45545659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14356.

The product of its digits is 540000, while the sum is 43.

The square root of 45545659 is about 6748.7524032224. The cubic root of 45545659 is about 357.1212256384.

The spelling of 45545659 in words is "forty-five million, five hundred forty-five thousand, six hundred fifty-nine".