45618277 has 2 divisors, whose sum is σ = 45618278. Its totient is φ = 45618276.

The previous prime is 45618263. The next prime is 45618283. The reversal of 45618277 is 77281654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33570436 + 12047841 = 5794^2 + 3471^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45618277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45618217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22809138 + 22809139.

It is an arithmetic number, because the mean of its divisors is an integer number (22809139).

Almost surely, 2^45618277 is an apocalyptic number.

It is an amenable number.

45618277 is a deficient number, since it is larger than the sum of its proper divisors (1).

45618277 is an equidigital number, since it uses as much as digits as its factorization.

45618277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 40.

The square root of 45618277 is about 6754.1303659316. The cubic root of 45618277 is about 357.3109228871.

The spelling of 45618277 in words is "forty-five million, six hundred eighteen thousand, two hundred seventy-seven".