340303043 has 4 divisors (see below), whose sum is σ = 340378920. Its totient is φ = 340227168.

The previous prime is 340303031. The next prime is 340303069.

It is a happy number.

340303043 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340303043 - 2⁶ = 340302979 is a prime.

It is a super-2 number, since 2×340303043² = 231612322150119698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340303343) 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, 30758 + ... + 40331.

It is an arithmetic number, because the mean of its divisors is an integer number (85094730).

Almost surely, 2^340303043 is an apocalyptic number.

340303043 is a deficient number, since it is larger than the sum of its proper divisors (75877).

340303043 is an equidigital number, since it uses as much as digits as its factorization.

340303043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75876.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 340303043 is about 18447.3044914426. The cubic root of 340303043 is about 698.1605056951.

It can be divided in two parts, 34030 and 3043, that added together give a palindrome (37073).

The spelling of 340303043 in words is "three hundred forty million, three hundred three thousand, forty-three".