1343534173 has 2 divisors, whose sum is σ = 1343534174. Its totient is φ = 1343534172.

The previous prime is 1343534161. The next prime is 1343534189. The reversal of 1343534173 is 3714353431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 754161444 + 589372729 = 27462^2 + 24277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343534173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343534473) 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 as a sum of consecutive naturals, namely, 671767086 + 671767087.

It is an arithmetic number, because the mean of its divisors is an integer number (671767087).

Almost surely, 2^1343534173 is an apocalyptic number.

It is an amenable number.

1343534173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343534173 is an equidigital number, since it uses as much as digits as its factorization.

1343534173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 34.

The square root of 1343534173 is about 36654.2517724752. The cubic root of 1343534173 is about 1103.4421576674.

The spelling of 1343534173 in words is "one billion, three hundred forty-three million, five hundred thirty-four thousand, one hundred seventy-three".