45028097 has 4 divisors (see below), whose sum is σ = 46580820. Its totient is φ = 43475376.

The previous prime is 45028073. The next prime is 45028099. The reversal of 45028097 is 79082054.

It is a happy number.

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 30958096 + 14070001 = 5564^2 + 3751^2 .

It is a cyclic number.

It is not a de Polignac number, because 45028097 - 2²⁰ = 43979521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45028099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776318 + ... + 776375.

It is an arithmetic number, because the mean of its divisors is an integer number (11645205).

Almost surely, 2^45028097 is an apocalyptic number.

It is an amenable number.

45028097 is a deficient number, since it is larger than the sum of its proper divisors (1552723).

45028097 is a wasteful number, since it uses less digits than its factorization.

45028097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552722.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 45028097 is about 6710.2978324364. The cubic root of 45028097 is about 355.7633432184.

The spelling of 45028097 in words is "forty-five million, twenty-eight thousand, ninety-seven".