45921177 has 6 divisors (see below), whose sum is σ = 66330602. Its totient is φ = 30614112.

The previous prime is 45921173. The next prime is 45921193. The reversal of 45921177 is 77112954.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33977241 + 11943936 = 5829^2 + 3456^2 .

It is not a de Polignac number, because 45921177 - 2² = 45921173 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45921173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2551168 + ... + 2551185.

Almost surely, 2^45921177 is an apocalyptic number.

It is an amenable number.

45921177 is a deficient number, since it is larger than the sum of its proper divisors (20409425).

45921177 is a wasteful number, since it uses less digits than its factorization.

45921177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5102359 (or 5102356 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 45921177 is about 6776.5165830241. The cubic root of 45921177 is about 358.1000131503.

The spelling of 45921177 in words is "forty-five million, nine hundred twenty-one thousand, one hundred seventy-seven".