45541637 has 4 divisors (see below), whose sum is σ = 46510656. Its totient is φ = 44572620.

The previous prime is 45541627. The next prime is 45541667. The reversal of 45541637 is 73614554.

45541637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45541637 - 2²² = 41347333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45541597 and 45541606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45541627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484439 + ... + 484532.

It is an arithmetic number, because the mean of its divisors is an integer number (11627664).

Almost surely, 2^45541637 is an apocalyptic number.

45541637 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45541637 is a deficient number, since it is larger than the sum of its proper divisors (969019).

45541637 is an equidigital number, since it uses as much as digits as its factorization.

45541637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969018.

The product of its digits is 50400, while the sum is 35.

The square root of 45541637 is about 6748.4544156421. The cubic root of 45541637 is about 357.1107132289.

The spelling of 45541637 in words is "forty-five million, five hundred forty-one thousand, six hundred thirty-seven".