1346680144 has 10 divisors (see below), whose sum is σ = 2609192810. Its totient is φ = 673340064.

The previous prime is 1346680141. The next prime is 1346680171. The reversal of 1346680144 is 4410866431.

It can be written as a sum of positive squares in only one way, i.e., 1275918400 + 70761744 = 35720^2 + 8412^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346680141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42083739 + ... + 42083770.

It is an arithmetic number, because the mean of its divisors is an integer number (260919281).

Almost surely, 2^1346680144 is an apocalyptic number.

It is an amenable number.

1346680144 is a deficient number, since it is larger than the sum of its proper divisors (1262512666).

1346680144 is an equidigital number, since it uses as much as digits as its factorization.

1346680144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84167517 (or 84167511 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 1346680144 is about 36697.1408150553. The cubic root of 1346680144 is about 1104.3027463838.

The spelling of 1346680144 in words is "one billion, three hundred forty-six million, six hundred eighty thousand, one hundred forty-four".