340354003 has 8 divisors (see below), whose sum is σ = 374365296. Its totient is φ = 309411520.

The previous prime is 340353961. The next prime is 340354019. The reversal of 340354003 is 300453043.

It is not a de Polignac number, because 340354003 - 2¹⁷ = 340222931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340354103) 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, 126526 + ... + 129187.

It is an arithmetic number, because the mean of its divisors is an integer number (46795662).

Almost surely, 2^340354003 is an apocalyptic number.

340354003 is a deficient number, since it is larger than the sum of its proper divisors (34011293).

340354003 is an equidigital number, since it uses as much as digits as its factorization.

340354003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255746 (or 255724 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 340354003 is about 18448.6856713426. The cubic root of 340354003 is about 698.1953535406.

The spelling of 340354003 in words is "three hundred forty million, three hundred fifty-four thousand, three".