340415155 has 8 divisors (see below), whose sum is σ = 411204384. Its totient is φ = 270528000.

The previous prime is 340415143. The next prime is 340415161. The reversal of 340415155 is 551514043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340415155 - 2⁷ = 340415027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 224686 + ... + 226195.

It is an arithmetic number, because the mean of its divisors is an integer number (51400548).

Almost surely, 2^340415155 is an apocalyptic number.

340415155 is a deficient number, since it is larger than the sum of its proper divisors (70789229).

340415155 is a wasteful number, since it uses less digits than its factorization.

340415155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451037.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 340415155 is about 18450.3429507421. The cubic root of 340415155 is about 698.2371663640.

Adding to 340415155 its reverse (551514043), we get a palindrome (891929198).

The spelling of 340415155 in words is "three hundred forty million, four hundred fifteen thousand, one hundred fifty-five".