45277369 has 4 divisors (see below), whose sum is σ = 45744244. Its totient is φ = 44810496.

The previous prime is 45277343. The next prime is 45277373. The reversal of 45277369 is 96377254.

45277369 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 can be written as a sum of positive squares in 2 ways, for example, as 32353344 + 12924025 = 5688^2 + 3595^2 .

It is a cyclic number.

It is not a de Polignac number, because 45277369 - 2⁷ = 45277241 is a prime.

It is a super-2 number, since 2×45277369² = 4100080287124322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45277669) 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, 233292 + ... + 233485.

It is an arithmetic number, because the mean of its divisors is an integer number (11436061).

Almost surely, 2^45277369 is an apocalyptic number.

It is an amenable number.

45277369 is a deficient number, since it is larger than the sum of its proper divisors (466875).

45277369 is an equidigital number, since it uses as much as digits as its factorization.

45277369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466874.

The product of its digits is 317520, while the sum is 43.

The square root of 45277369 is about 6728.8460377690. The cubic root of 45277369 is about 356.4186281198.

The spelling of 45277369 in words is "forty-five million, two hundred seventy-seven thousand, three hundred sixty-nine".