343450145 has 16 divisors (see below), whose sum is σ = 430831872. Its totient is φ = 262342080.

The previous prime is 343450109. The next prime is 343450157. The reversal of 343450145 is 541054343.

It is not a de Polignac number, because 343450145 - 2¹⁰ = 343449121 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 70199 + ... + 74931.

It is an arithmetic number, because the mean of its divisors is an integer number (26926992).

Almost surely, 2^343450145 is an apocalyptic number.

It is an amenable number.

343450145 is a deficient number, since it is larger than the sum of its proper divisors (87381727).

343450145 is a wasteful number, since it uses less digits than its factorization.

343450145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 343450145 is about 18532.4079655073. The cubic root of 343450145 is about 700.3060872269.

The spelling of 343450145 in words is "three hundred forty-three million, four hundred fifty thousand, one hundred forty-five".