1346144555 has 16 divisors (see below), whose sum is σ = 1846778304. Its totient is φ = 922752000.

The previous prime is 1346144539. The next prime is 1346144557. The reversal of 1346144555 is 5554416431.

It is not a de Polignac number, because 1346144555 - 2⁴ = 1346144539 is a prime.

It is a super-2 number, since 2×1346144555² = 3624210325912296050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1346144557) 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 in 15 ways as a sum of consecutive naturals, for example, 145055 + ... + 154055.

It is an arithmetic number, because the mean of its divisors is an integer number (115423644).

Almost surely, 2^1346144555 is an apocalyptic number.

1346144555 is a deficient number, since it is larger than the sum of its proper divisors (500633749).

1346144555 is an equidigital number, since it uses as much as digits as its factorization.

1346144555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13286.

The product of its digits is 144000, while the sum is 38.

The square root of 1346144555 is about 36689.8426679647. The cubic root of 1346144555 is about 1104.1563293269.

The spelling of 1346144555 in words is "one billion, three hundred forty-six million, one hundred forty-four thousand, five hundred fifty-five".