1349773346 has 4 divisors (see below), whose sum is σ = 2024660022. Its totient is φ = 674886672.

The previous prime is 1349773339. The next prime is 1349773349. The reversal of 1349773346 is 6433779431.

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

It can be written as a sum of positive squares in only one way, i.e., 1240800625 + 108972721 = 35225^2 + 10439^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1349773346.

It is not an unprimeable number, because it can be changed into a prime (1349773349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337443335 + ... + 337443338.

Almost surely, 2^1349773346 is an apocalyptic number.

1349773346 is a deficient number, since it is larger than the sum of its proper divisors (674886676).

1349773346 is an equidigital number, since it uses as much as digits as its factorization.

1349773346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674886675.

The product of its digits is 1143072, while the sum is 47.

The square root of 1349773346 is about 36739.2616420091. The cubic root of 1349773346 is about 1105.1475942433.

The spelling of 1349773346 in words is "one billion, three hundred forty-nine million, seven hundred seventy-three thousand, three hundred forty-six".