1494345745 has 4 divisors (see below), whose sum is σ = 1793214900. Its totient is φ = 1195476592.

The previous prime is 1494345739. The next prime is 1494345799. The reversal of 1494345745 is 5475434941.

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 833650129 + 660695616 = 28873^2 + 25704^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494345745 - 2⁷ = 1494345617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1494345695 and 1494345704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149434570 + ... + 149434579.

It is an arithmetic number, because the mean of its divisors is an integer number (448303725).

Almost surely, 2^1494345745 is an apocalyptic number.

It is an amenable number.

1494345745 is a deficient number, since it is larger than the sum of its proper divisors (298869155).

1494345745 is an equidigital number, since it uses as much as digits as its factorization.

1494345745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298869154.

The product of its digits is 1209600, while the sum is 46.

The square root of 1494345745 is about 38656.7684241712. The cubic root of 1494345745 is about 1143.2740967722.

The spelling of 1494345745 in words is "one billion, four hundred ninety-four million, three hundred forty-five thousand, seven hundred forty-five".