340041355 has 4 divisors (see below), whose sum is σ = 408049632. Its totient is φ = 272033080.

The previous prime is 340041353. The next prime is 340041371. The reversal of 340041355 is 553140043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553140043 = 2089 ⋅264787.

It is not a de Polignac number, because 340041355 - 2¹ = 340041353 is a prime.

It is a super-2 number, since 2×340041355² = 231256246220472050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340041353) 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, 34004131 + ... + 34004140.

It is an arithmetic number, because the mean of its divisors is an integer number (102012408).

Almost surely, 2^340041355 is an apocalyptic number.

340041355 is a deficient number, since it is larger than the sum of its proper divisors (68008277).

340041355 is an equidigital number, since it uses as much as digits as its factorization.

340041355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68008276.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 340041355 is about 18440.2102753738. The cubic root of 340041355 is about 697.9815014405.

Adding to 340041355 its reverse (553140043), we get a palindrome (893181398).

The spelling of 340041355 in words is "three hundred forty million, forty-one thousand, three hundred fifty-five".