1346800073 has 2 divisors, whose sum is σ = 1346800074. Its totient is φ = 1346800072.

The previous prime is 1346800069. The next prime is 1346800159. The reversal of 1346800073 is 3700086431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1307762569 + 39037504 = 36163^2 + 6248^2 .

It is a cyclic number.

It is not a de Polignac number, because 1346800073 - 2² = 1346800069 is a prime.

It is not a weakly prime, because it can be changed into another prime (1346800043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673400036 + 673400037.

It is an arithmetic number, because the mean of its divisors is an integer number (673400037).

Almost surely, 2^1346800073 is an apocalyptic number.

It is an amenable number.

1346800073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346800073 is an equidigital number, since it uses as much as digits as its factorization.

1346800073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1346800073 is about 36698.7748160616. The cubic root of 1346800073 is about 1104.3355267471.

The spelling of 1346800073 in words is "one billion, three hundred forty-six million, eight hundred thousand, seventy-three".