340144513 has 8 divisors (see below), whose sum is σ = 349214976. Its totient is φ = 331172400.

The previous prime is 340144507. The next prime is 340144523. The reversal of 340144513 is 315441043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340144513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340144523) 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, 17553 + ... + 31438.

It is an arithmetic number, because the mean of its divisors is an integer number (43651872).

Almost surely, 2^340144513 is an apocalyptic number.

It is an amenable number.

340144513 is a deficient number, since it is larger than the sum of its proper divisors (9070463).

340144513 is a wasteful number, since it uses less digits than its factorization.

340144513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49175.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 340144513 is about 18443.0071571856. The cubic root of 340144513 is about 698.0520762836.

Adding to 340144513 its reverse (315441043), we get a palindrome (655585556).

The spelling of 340144513 in words is "three hundred forty million, one hundred forty-four thousand, five hundred thirteen".