2045873073 has 16 divisors (see below), whose sum is σ = 2774122560. Its totient is φ = 1340851776.

The previous prime is 2045873009. The next prime is 2045873077. The reversal of 2045873073 is 3703785402.

It is not a de Polignac number, because 2045873073 - 2⁶ = 2045873009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045873077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92311 + ... + 112307.

It is an arithmetic number, because the mean of its divisors is an integer number (173382660).

Almost surely, 2^2045873073 is an apocalyptic number.

It is an amenable number.

2045873073 is a deficient number, since it is larger than the sum of its proper divisors (728249487).

2045873073 is a wasteful number, since it uses less digits than its factorization.

2045873073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20576.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 2045873073 is about 45231.3284461113. The cubic root of 2045873073 is about 1269.4810687057.

The spelling of 2045873073 in words is "two billion, forty-five million, eight hundred seventy-three thousand, seventy-three".