340531411 has 4 divisors (see below), whose sum is σ = 371488824. Its totient is φ = 309574000.

The previous prime is 340531393. The next prime is 340531441. The reversal of 340531411 is 114135043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340531411 - 2⁵ = 340531379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340531441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15478690 + ... + 15478711.

It is an arithmetic number, because the mean of its divisors is an integer number (92872206).

Almost surely, 2^340531411 is an apocalyptic number.

340531411 is a deficient number, since it is larger than the sum of its proper divisors (30957413).

340531411 is a wasteful number, since it uses less digits than its factorization.

340531411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30957412.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 340531411 is about 18453.4931923471. The cubic root of 340531411 is about 698.3166428698.

Adding to 340531411 its reverse (114135043), we get a palindrome (454666454).

The spelling of 340531411 in words is "three hundred forty million, five hundred thirty-one thousand, four hundred eleven".