45073049 has 4 divisors (see below), whose sum is σ = 51512064. Its totient is φ = 38634036.

The previous prime is 45073043. The next prime is 45073051. The reversal of 45073049 is 94037054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45073049 - 2⁴ = 45073033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45073043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3219497 + ... + 3219510.

It is an arithmetic number, because the mean of its divisors is an integer number (12878016).

Almost surely, 2^45073049 is an apocalyptic number.

It is an amenable number.

45073049 is a deficient number, since it is larger than the sum of its proper divisors (6439015).

45073049 is an equidigital number, since it uses as much as digits as its factorization.

45073049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6439014.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 45073049 is about 6713.6464756494. The cubic root of 45073049 is about 355.8816912135.

The spelling of 45073049 in words is "forty-five million, seventy-three thousand, forty-nine".