340013145 has 8 divisors (see below), whose sum is σ = 544021056. Its totient is φ = 181340336.

The previous prime is 340013137. The next prime is 340013147. The reversal of 340013145 is 541310043.

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 340013145 - 2³ = 340013137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340013147) 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, 11333757 + ... + 11333786.

It is an arithmetic number, because the mean of its divisors is an integer number (68002632).

Almost surely, 2^340013145 is an apocalyptic number.

It is an amenable number.

340013145 is a deficient number, since it is larger than the sum of its proper divisors (204007911).

340013145 is a wasteful number, since it uses less digits than its factorization.

340013145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667551.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 340013145 is about 18439.4453549992. The cubic root of 340013145 is about 697.9621992758.

Adding to 340013145 its reverse (541310043), we get a palindrome (881323188).

The spelling of 340013145 in words is "three hundred forty million, thirteen thousand, one hundred forty-five".