1346246549 has 4 divisors (see below), whose sum is σ = 1365207840. Its totient is φ = 1327285260.

The previous prime is 1346246533. The next prime is 1346246567. The reversal of 1346246549 is 9456426431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9456426431 = 67 ⋅141140693.

It is a cyclic number.

It is not a de Polignac number, because 1346246549 - 2⁴ = 1346246533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346246569) 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, 9480539 + ... + 9480680.

It is an arithmetic number, because the mean of its divisors is an integer number (341301960).

Almost surely, 2^1346246549 is an apocalyptic number.

It is an amenable number.

1346246549 is a deficient number, since it is larger than the sum of its proper divisors (18961291).

1346246549 is an equidigital number, since it uses as much as digits as its factorization.

1346246549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18961290.

The product of its digits is 622080, while the sum is 44.

The square root of 1346246549 is about 36691.2325903614. The cubic root of 1346246549 is about 1104.1842150088.

The spelling of 1346246549 in words is "one billion, three hundred forty-six million, two hundred forty-six thousand, five hundred forty-nine".