45097 has 4 divisors (see below), whose sum is σ = 48580. Its totient is φ = 41616.

The previous prime is 45083. The next prime is 45119. The reversal of 45097 is 79054.

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 3481 + 41616 = 59^2 + 204^2 .

It is a cyclic number.

It is not a de Polignac number, because 45097 - 2¹¹ = 43049 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (45007) 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, 1722 + ... + 1747.

It is an arithmetic number, because the mean of its divisors is an integer number (12145).

2⁴⁵⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

45097 is a deficient number, since it is larger than the sum of its proper divisors (3483).

45097 is a wasteful number, since it uses less digits than its factorization.

45097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 45097 is about 212.3605424743. The cubic root of 45097 is about 35.5944716408.

The spelling of 45097 in words is "forty-five thousand, ninety-seven".