45177373 has 2 divisors, whose sum is σ = 45177374. Its totient is φ = 45177372.

The previous prime is 45177337. The next prime is 45177397. The reversal of 45177373 is 37377154.

45177373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (45177337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26193924 + 18983449 = 5118^2 + 4357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45177373 is a prime.

It is a super-2 number, since 2×45177373² = 4081990062362258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45177173) 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, 22588686 + 22588687.

It is an arithmetic number, because the mean of its divisors is an integer number (22588687).

Almost surely, 2^45177373 is an apocalyptic number.

It is an amenable number.

45177373 is a deficient number, since it is larger than the sum of its proper divisors (1).

45177373 is an equidigital number, since it uses as much as digits as its factorization.

45177373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 37.

The square root of 45177373 is about 6721.4115333016. The cubic root of 45177373 is about 356.1560487657.

The spelling of 45177373 in words is "forty-five million, one hundred seventy-seven thousand, three hundred seventy-three".