340132303 has 16 divisors (see below), whose sum is σ = 406987776. Its totient is φ = 277928640.

The previous prime is 340132253. The next prime is 340132307. The reversal of 340132303 is 303231043.

It is a cyclic number.

It is not a de Polignac number, because 340132303 - 2¹⁷ = 340001231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340132307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46675 + ... + 53467.

It is an arithmetic number, because the mean of its divisors is an integer number (25436736).

Almost surely, 2^340132303 is an apocalyptic number.

340132303 is a deficient number, since it is larger than the sum of its proper divisors (66855473).

340132303 is a wasteful number, since it uses less digits than its factorization.

340132303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7134.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 340132303 is about 18442.6761344443. The cubic root of 340132303 is about 698.0437236399.

Adding to 340132303 its reverse (303231043), we get a palindrome (643363346).

The spelling of 340132303 in words is "three hundred forty million, one hundred thirty-two thousand, three hundred three".