1745064745 has 4 divisors (see below), whose sum is σ = 2094077700. Its totient is φ = 1396051792.

The previous prime is 1745064731. The next prime is 1745064749. The reversal of 1745064745 is 5474605471.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1157632576 + 587432169 = 34024^2 + 24237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1745064745 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1745064749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174506470 + ... + 174506479.

It is an arithmetic number, because the mean of its divisors is an integer number (523519425).

Almost surely, 2^1745064745 is an apocalyptic number.

It is an amenable number.

1745064745 is a deficient number, since it is larger than the sum of its proper divisors (349012955).

1745064745 is an equidigital number, since it uses as much as digits as its factorization.

1745064745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349012954.

The product of its (nonzero) digits is 470400, while the sum is 43.

The square root of 1745064745 is about 41773.9720998614. The cubic root of 1745064745 is about 1203.9372401089.

The spelling of 1745064745 in words is "one billion, seven hundred forty-five million, sixty-four thousand, seven hundred forty-five".