45267973 has 4 divisors (see below), whose sum is σ = 45366208. Its totient is φ = 45169740.

The previous prime is 45267953. The next prime is 45267997. The reversal of 45267973 is 37976254.

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 a cyclic number.

It is not a de Polignac number, because 45267973 - 2⁵ = 45267941 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 (45267953) 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, 48423 + ... + 49348.

It is an arithmetic number, because the mean of its divisors is an integer number (11341552).

Almost surely, 2^45267973 is an apocalyptic number.

It is an amenable number.

45267973 is a deficient number, since it is larger than the sum of its proper divisors (98235).

45267973 is an equidigital number, since it uses as much as digits as its factorization.

45267973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98234.

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

The square root of 45267973 is about 6728.1478134773. The cubic root of 45267973 is about 356.3939716436.

The spelling of 45267973 in words is "forty-five million, two hundred sixty-seven thousand, nine hundred seventy-three".