45103319 has 4 divisors (see below), whose sum is σ = 45180744. Its totient is φ = 45025896.

The previous prime is 45103307. The next prime is 45103337. The reversal of 45103319 is 91330154.

45103319 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 45103319 - 2²⁰ = 44054743 is a prime.

It is a super-2 number, since 2×45103319² = 4068618769631522, 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 (45103379) 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, 37832 + ... + 39005.

It is an arithmetic number, because the mean of its divisors is an integer number (11295186).

Almost surely, 2^45103319 is an apocalyptic number.

45103319 is a deficient number, since it is larger than the sum of its proper divisors (77425).

45103319 is an equidigital number, since it uses as much as digits as its factorization.

45103319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77424.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 45103319 is about 6715.9004608466. The cubic root of 45103319 is about 355.9613406448.

The spelling of 45103319 in words is "forty-five million, one hundred three thousand, three hundred nineteen".