45503497 has 4 divisors (see below), whose sum is σ = 49003780. Its totient is φ = 42003216.

The previous prime is 45503489. The next prime is 45503501. The reversal of 45503497 is 79430554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4748041 + 40755456 = 2179^2 + 6384^2 .

It is a cyclic number.

It is not a de Polignac number, because 45503497 - 2³ = 45503489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45503477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1750122 + ... + 1750147.

It is an arithmetic number, because the mean of its divisors is an integer number (12250945).

Almost surely, 2^45503497 is an apocalyptic number.

It is an amenable number.

45503497 is a deficient number, since it is larger than the sum of its proper divisors (3500283).

45503497 is a wasteful number, since it uses less digits than its factorization.

45503497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500282.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 45503497 is about 6745.6279915216. The cubic root of 45503497 is about 357.0109949091.

The spelling of 45503497 in words is "forty-five million, five hundred three thousand, four hundred ninety-seven".