341991243 has 12 divisors (see below), whose sum is σ = 538895448. Its totient is φ = 207267360.

The previous prime is 341991197. The next prime is 341991257. The reversal of 341991243 is 342199143.

It is not a de Polignac number, because 341991243 - 2⁶ = 341991179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 341991198 and 341991207.

It is not an unprimeable number, because it can be changed into a prime (341991343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1727130 + ... + 1727327.

It is an arithmetic number, because the mean of its divisors is an integer number (44907954).

Almost surely, 2^341991243 is an apocalyptic number.

341991243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

341991243 is a deficient number, since it is larger than the sum of its proper divisors (196904205).

341991243 is a wasteful number, since it uses less digits than its factorization.

341991243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454474 (or 3454471 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 341991243 is about 18493.0052452272. The cubic root of 341991243 is about 699.3130969176.

The spelling of 341991243 in words is "three hundred forty-one million, nine hundred ninety-one thousand, two hundred forty-three".