45545413 has 4 divisors (see below), whose sum is σ = 47942560. Its totient is φ = 43148268.

The previous prime is 45545411. The next prime is 45545429. The reversal of 45545413 is 31454554.

It is a happy number.

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 45545413 - 2¹ = 45545411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545411) 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, 1198545 + ... + 1198582.

It is an arithmetic number, because the mean of its divisors is an integer number (11985640).

Almost surely, 2^45545413 is an apocalyptic number.

It is an amenable number.

45545413 is a deficient number, since it is larger than the sum of its proper divisors (2397147).

45545413 is a wasteful number, since it uses less digits than its factorization.

45545413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397146.

The product of its digits is 24000, while the sum is 31.

The square root of 45545413 is about 6748.7341776069. The cubic root of 45545413 is about 357.1205826794.

Adding to 45545413 its reverse (31454554), we get a palindrome (76999967).

The spelling of 45545413 in words is "forty-five million, five hundred forty-five thousand, four hundred thirteen".