45270911 has 4 divisors (see below), whose sum is σ = 51738192. Its totient is φ = 38803632.

The previous prime is 45270889. The next prime is 45270919. The reversal of 45270911 is 11907254.

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

It is not a de Polignac number, because 45270911 - 2¹⁸ = 45008767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45270919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3233630 + ... + 3233643.

It is an arithmetic number, because the mean of its divisors is an integer number (12934548).

Almost surely, 2^45270911 is an apocalyptic number.

45270911 is a deficient number, since it is larger than the sum of its proper divisors (6467281).

45270911 is an equidigital number, since it uses as much as digits as its factorization.

45270911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6467280.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 45270911 is about 6728.3661463984. The cubic root of 45270911 is about 356.4016817513.

The spelling of 45270911 in words is "forty-five million, two hundred seventy thousand, nine hundred eleven".