45503015 has 4 divisors (see below), whose sum is σ = 54603624. Its totient is φ = 36402408.

The previous prime is 45502997. The next prime is 45503021. The reversal of 45503015 is 51030554.

45503015 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.

It is a cyclic number.

It is not a de Polignac number, because 45503015 - 2¹⁰ = 45501991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 4550297 + ... + 4550306.

It is an arithmetic number, because the mean of its divisors is an integer number (13650906).

Almost surely, 2^45503015 is an apocalyptic number.

45503015 is a deficient number, since it is larger than the sum of its proper divisors (9100609).

45503015 is an equidigital number, since it uses as much as digits as its factorization.

45503015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9100608.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 45503015 is about 6745.5922645829. The cubic root of 45503015 is about 357.0097343474.

Adding to 45503015 its reverse (51030554), we get a palindrome (96533569).

The spelling of 45503015 in words is "forty-five million, five hundred three thousand, fifteen".