340213013 has 8 divisors (see below), whose sum is σ = 389344128. Its totient is φ = 291214224.

The previous prime is 340213001. The next prime is 340213021. The reversal of 340213013 is 310312043.

It is a happy number.

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

It is not a de Polignac number, because 340213013 - 2⁴ = 340212997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 340212982 and 340213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340213073) 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, 27506 + ... + 37907.

It is an arithmetic number, because the mean of its divisors is an integer number (48668016).

Almost surely, 2^340213013 is an apocalyptic number.

It is an amenable number.

340213013 is a deficient number, since it is larger than the sum of its proper divisors (49131115).

340213013 is an equidigital number, since it uses as much as digits as its factorization.

340213013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66163.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 340213013 is about 18444.8641361220. The cubic root of 340213013 is about 698.0989322090.

Adding to 340213013 its reverse (310312043), we get a palindrome (650525056).

The spelling of 340213013 in words is "three hundred forty million, two hundred thirteen thousand, thirteen".