343512023 has 4 divisors (see below), whose sum is σ = 354593088. Its totient is φ = 332430960.

The previous prime is 343512011. The next prime is 343512031. The reversal of 343512023 is 320215343.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343512023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343512023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343512053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5540486 + ... + 5540547.

It is an arithmetic number, because the mean of its divisors is an integer number (88648272).

Almost surely, 2^343512023 is an apocalyptic number.

343512023 is a deficient number, since it is larger than the sum of its proper divisors (11081065).

343512023 is a wasteful number, since it uses less digits than its factorization.

343512023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11081064.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 343512023 is about 18534.0773441787. The cubic root of 343512023 is about 700.3481417906.

Adding to 343512023 its reverse (320215343), we get a palindrome (663727366).

The spelling of 343512023 in words is "three hundred forty-three million, five hundred twelve thousand, twenty-three".