2045162873 has 16 divisors (see below), whose sum is σ = 2244861696. Its totient is φ = 1851759360.

The previous prime is 2045162857. The next prime is 2045162879. The reversal of 2045162873 is 3782615402.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2045162873 - 2⁴ = 2045162857 is a prime.

It is a super-2 number, since 2×2045162873² = 8365382354195228258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045162879) 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, 205040 + ... + 214782.

It is an arithmetic number, because the mean of its divisors is an integer number (140303856).

Almost surely, 2^2045162873 is an apocalyptic number.

It is an amenable number.

2045162873 is a deficient number, since it is larger than the sum of its proper divisors (199698823).

2045162873 is a wasteful number, since it uses less digits than its factorization.

2045162873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10064.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 2045162873 is about 45223.4770113931. The cubic root of 2045162873 is about 1269.3341567243.

The spelling of 2045162873 in words is "two billion, forty-five million, one hundred sixty-two thousand, eight hundred seventy-three".