1343658745 has 16 divisors (see below), whose sum is σ = 1894277952. Its totient is φ = 902036160.

The previous prime is 1343658731. The next prime is 1343658779. The reversal of 1343658745 is 5478563431.

It is not a de Polignac number, because 1343658745 - 2⁵ = 1343658713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1343658695 and 1343658704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938907 + ... + 940336.

It is an arithmetic number, because the mean of its divisors is an integer number (118392372).

Almost surely, 2^1343658745 is an apocalyptic number.

It is an amenable number.

1343658745 is a deficient number, since it is larger than the sum of its proper divisors (550619207).

1343658745 is a wasteful number, since it uses less digits than its factorization.

1343658745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879272.

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

The square root of 1343658745 is about 36655.9510175360. The cubic root of 1343658745 is about 1103.4762601987.

The spelling of 1343658745 in words is "one billion, three hundred forty-three million, six hundred fifty-eight thousand, seven hundred forty-five".