45535541 has 4 divisors (see below), whose sum is σ = 45549900. Its totient is φ = 45521184.

The previous prime is 45535507. The next prime is 45535573. The reversal of 45535541 is 14553554.

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: 14553554 = 2 ⋅7276777.

It can be written as a sum of positive squares in 2 ways, for example, as 23726641 + 21808900 = 4871^2 + 4670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45535541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45535498 and 45535507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45535141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86 + ... + 9543.

It is an arithmetic number, because the mean of its divisors is an integer number (11387475).

Almost surely, 2^45535541 is an apocalyptic number.

It is an amenable number.

45535541 is a deficient number, since it is larger than the sum of its proper divisors (14359).

45535541 is an equidigital number, since it uses as much as digits as its factorization.

45535541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14358.

The product of its digits is 30000, while the sum is 32.

The square root of 45535541 is about 6748.0027415525. The cubic root of 45535541 is about 357.0947787699.

The spelling of 45535541 in words is "forty-five million, five hundred thirty-five thousand, five hundred forty-one".