340545311 has 8 divisors (see below), whose sum is σ = 343980000. Its totient is φ = 337126240.

The previous prime is 340545301. The next prime is 340545313. The reversal of 340545311 is 113545043.

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

It is a cyclic number.

It is not a de Polignac number, because 340545311 - 2¹⁰ = 340544287 is a prime.

It is a super-2 number, since 2×340545311² = 231942217688173442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340545313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42665 + ... + 50013.

It is an arithmetic number, because the mean of its divisors is an integer number (42997500).

Almost surely, 2^340545311 is an apocalyptic number.

340545311 is a deficient number, since it is larger than the sum of its proper divisors (3434689).

340545311 is a wasteful number, since it uses less digits than its factorization.

340545311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7809.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 340545311 is about 18453.8698109638. The cubic root of 340545311 is about 698.3261441658.

The spelling of 340545311 in words is "three hundred forty million, five hundred forty-five thousand, three hundred eleven".