45177761 has 2 divisors, whose sum is σ = 45177762. Its totient is φ = 45177760.

The previous prime is 45177719. The next prime is 45177779. The reversal of 45177761 is 16777154.

It is a happy number.

45177761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39627025 + 5550736 = 6295^2 + 2356^2 .

It is a cyclic number.

It is not a de Polignac number, because 45177761 - 2¹⁸ = 44915617 is a prime.

It is not a weakly prime, because it can be changed into another prime (45177791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22588880 + 22588881.

It is an arithmetic number, because the mean of its divisors is an integer number (22588881).

Almost surely, 2^45177761 is an apocalyptic number.

It is an amenable number.

45177761 is a deficient number, since it is larger than the sum of its proper divisors (1).

45177761 is an equidigital number, since it uses as much as digits as its factorization.

45177761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41160, while the sum is 38.

The square root of 45177761 is about 6721.4403962246. The cubic root of 45177761 is about 356.1570683627.

The spelling of 45177761 in words is "forty-five million, one hundred seventy-seven thousand, seven hundred sixty-one".