45510541 has 4 divisors (see below), whose sum is σ = 47079900. Its totient is φ = 43941184.

The previous prime is 45510527. The next prime is 45510559. The reversal of 45510541 is 14501554.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14501554 = 2 ⋅7250777.

It can be written as a sum of positive squares in 2 ways, for example, as 23561316 + 21949225 = 4854^2 + 4685^2 .

It is a cyclic number.

It is not a de Polignac number, because 45510541 - 2⁹ = 45510029 is a prime.

It is a super-2 number, since 2×45510541² = 4142418684225362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45510341) 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, 784636 + ... + 784693.

It is an arithmetic number, because the mean of its divisors is an integer number (11769975).

Almost surely, 2^45510541 is an apocalyptic number.

It is an amenable number.

45510541 is a deficient number, since it is larger than the sum of its proper divisors (1569359).

45510541 is a wasteful number, since it uses less digits than its factorization.

45510541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569358.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 45510541 is about 6746.1500872720. The cubic root of 45510541 is about 357.0294158794.

The spelling of 45510541 in words is "forty-five million, five hundred ten thousand, five hundred forty-one".