345143043 has 48 divisors (see below), whose sum is σ = 596284416. Its totient is φ = 188254080.

The previous prime is 345143041. The next prime is 345143047. The reversal of 345143043 is 340341543.

345143043 is a `hidden beast` number, since 345 + 14 + 304 + 3 = 666.

It is not a de Polignac number, because 345143043 - 2¹ = 345143041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345142998 and 345143016.

It is not an unprimeable number, because it can be changed into a prime (345143041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119980 + ... + 122822.

It is an arithmetic number, because the mean of its divisors is an integer number (12422592).

Almost surely, 2^345143043 is an apocalyptic number.

345143043 is a deficient number, since it is larger than the sum of its proper divisors (251141373).

345143043 is a wasteful number, since it uses less digits than its factorization.

345143043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944 (or 2941 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 345143043 is about 18578.0258100800. The cubic root of 345143043 is about 701.4548266853.

Adding to 345143043 its reverse (340341543), we get a palindrome (685484586).

The spelling of 345143043 in words is "three hundred forty-five million, one hundred forty-three thousand, forty-three".