45743689 has 2 divisors, whose sum is σ = 45743690. Its totient is φ = 45743688.

The previous prime is 45743681. The next prime is 45743699. The reversal of 45743689 is 98634754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30338064 + 15405625 = 5508^2 + 3925^2 .

It is a cyclic number.

It is not a de Polignac number, because 45743689 - 2³ = 45743681 is a prime.

It is not a weakly prime, because it can be changed into another prime (45743681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22871844 + 22871845.

It is an arithmetic number, because the mean of its divisors is an integer number (22871845).

Almost surely, 2^45743689 is an apocalyptic number.

It is an amenable number.

45743689 is a deficient number, since it is larger than the sum of its proper divisors (1).

45743689 is an equidigital number, since it uses as much as digits as its factorization.

45743689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 45743689 is about 6763.4080906005. The cubic root of 45743689 is about 357.6380584032.

The spelling of 45743689 in words is "forty-five million, seven hundred forty-three thousand, six hundred eighty-nine".