1346391394 has 8 divisors (see below), whose sum is σ = 2020229568. Its totient is φ = 672981540.

The previous prime is 1346391373. The next prime is 1346391419. The reversal of 1346391394 is 4931936431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1346391394.

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, 99102 + ... + 111865.

It is an arithmetic number, because the mean of its divisors is an integer number (252528696).

Almost surely, 2^1346391394 is an apocalyptic number.

1346391394 is a deficient number, since it is larger than the sum of its proper divisors (673838174).

1346391394 is a wasteful number, since it uses less digits than its factorization.

1346391394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214160.

The product of its digits is 209952, while the sum is 43.

The square root of 1346391394 is about 36693.2063739325. The cubic root of 1346391394 is about 1104.2238139533.

The spelling of 1346391394 in words is "one billion, three hundred forty-six million, three hundred ninety-one thousand, three hundred ninety-four".