45438677 has 2 divisors, whose sum is σ = 45438678. Its totient is φ = 45438676.

The previous prime is 45438661. The next prime is 45438691. The reversal of 45438677 is 77683454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34739236 + 10699441 = 5894^2 + 3271^2 .

It is a cyclic number.

It is not a de Polignac number, because 45438677 - 2⁴ = 45438661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45438607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22719338 + 22719339.

It is an arithmetic number, because the mean of its divisors is an integer number (22719339).

Almost surely, 2^45438677 is an apocalyptic number.

It is an amenable number.

45438677 is a deficient number, since it is larger than the sum of its proper divisors (1).

45438677 is an equidigital number, since it uses as much as digits as its factorization.

45438677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 45438677 is about 6740.8216858184. The cubic root of 45438677 is about 356.8413929276.

The spelling of 45438677 in words is "forty-five million, four hundred thirty-eight thousand, six hundred seventy-seven".