45520453 has 4 divisors (see below), whose sum is σ = 49658688. Its totient is φ = 41382220.

The previous prime is 45520439. The next prime is 45520469. The reversal of 45520453 is 35402554.

45520453 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 not a de Polignac number, because 45520453 - 2⁵ = 45520421 is a prime.

It is a super-2 number, since 2×45520453² = 4144223282650418, 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 (45520753) 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, 2069101 + ... + 2069122.

It is an arithmetic number, because the mean of its divisors is an integer number (12414672).

Almost surely, 2^45520453 is an apocalyptic number.

It is an amenable number.

45520453 is a deficient number, since it is larger than the sum of its proper divisors (4138235).

45520453 is a wasteful number, since it uses less digits than its factorization.

45520453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138234.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 45520453 is about 6746.8846885062. The cubic root of 45520453 is about 357.0553338214.

The spelling of 45520453 in words is "forty-five million, five hundred twenty thousand, four hundred fifty-three".