340354141 has 4 divisors (see below), whose sum is σ = 340547452. Its totient is φ = 340160832.

The previous prime is 340354139. The next prime is 340354211. The reversal of 340354141 is 141453043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141453043 = 19 ⋅7444897.

It can be written as a sum of positive squares in 2 ways, for example, as 166668100 + 173686041 = 12910^2 + 13179^2 .

It is a cyclic number.

It is not a de Polignac number, because 340354141 - 2¹ = 340354139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340354241) 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 3 ways as a sum of consecutive naturals, for example, 93990 + ... + 97543.

It is an arithmetic number, because the mean of its divisors is an integer number (85136863).

Almost surely, 2^340354141 is an apocalyptic number.

It is an amenable number.

340354141 is a deficient number, since it is larger than the sum of its proper divisors (193311).

340354141 is a wasteful number, since it uses less digits than its factorization.

340354141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193310.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 340354141 is about 18448.6894114460. The cubic root of 340354141 is about 698.1954479041.

The spelling of 340354141 in words is "three hundred forty million, three hundred fifty-four thousand, one hundred forty-one".