2775173045 has 16 divisors (see below), whose sum is σ = 3403054080. Its totient is φ = 2171629824.

The previous prime is 2775173039. The next prime is 2775173047. The reversal of 2775173045 is 5403715772.

It is a cyclic number.

It is not a de Polignac number, because 2775173045 - 2⁸ = 2775172789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2775172993 and 2775173011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775173047) 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, 724004 + ... + 727826.

It is an arithmetic number, because the mean of its divisors is an integer number (212690880).

Almost surely, 2^2775173045 is an apocalyptic number.

It is an amenable number.

2775173045 is a deficient number, since it is larger than the sum of its proper divisors (627881035).

2775173045 is a wasteful number, since it uses less digits than its factorization.

2775173045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964.

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 2775173045 is about 52679.9112091127. The cubic root of 2775173045 is about 1405.2815880857.

The spelling of 2775173045 in words is "two billion, seven hundred seventy-five million, one hundred seventy-three thousand, forty-five".