340413413 has 4 divisors (see below), whose sum is σ = 348330048. Its totient is φ = 332496780.

The previous prime is 340413401. The next prime is 340413427. The reversal of 340413413 is 314314043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340413413 - 2⁶ = 340413349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340413113) 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, 3958253 + ... + 3958338.

It is an arithmetic number, because the mean of its divisors is an integer number (87082512).

Almost surely, 2^340413413 is an apocalyptic number.

It is an amenable number.

340413413 is a deficient number, since it is larger than the sum of its proper divisors (7916635).

340413413 is an equidigital number, since it uses as much as digits as its factorization.

340413413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7916634.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 340413413 is about 18450.2957428872. The cubic root of 340413413 is about 698.2359753367.

Adding to 340413413 its reverse (314314043), we get a palindrome (654727456).

The spelling of 340413413 in words is "three hundred forty million, four hundred thirteen thousand, four hundred thirteen".