340734803 has 2 divisors, whose sum is σ = 340734804. Its totient is φ = 340734802.

The previous prime is 340734787. The next prime is 340734817. The reversal of 340734803 is 308437043.

It is a strong prime.

It is an emirp because it is prime and its reverse (308437043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340734803 - 2⁴ = 340734787 is a prime.

It is a super-2 number, since 2×340734803² = 232200411950897618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340734803.

It is not a weakly prime, because it can be changed into another prime (340734883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170367401 + 170367402.

It is an arithmetic number, because the mean of its divisors is an integer number (170367402).

Almost surely, 2^340734803 is an apocalyptic number.

340734803 is a deficient number, since it is larger than the sum of its proper divisors (1).

340734803 is an equidigital number, since it uses as much as digits as its factorization.

340734803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 340734803 is about 18459.0033046208. The cubic root of 340734803 is about 698.4556449763.

The spelling of 340734803 in words is "three hundred forty million, seven hundred thirty-four thousand, eight hundred three".