7345305243 has 12 divisors (see below), whose sum is σ = 11233996488. Its totient is φ = 4608818880.

The previous prime is 7345305239. The next prime is 7345305263. The reversal of 7345305243 is 3425035437.

7345305243 is a `hidden beast` number, since 7 + 34 + 530 + 52 + 43 = 666.

It is not a de Polignac number, because 7345305243 - 2² = 7345305239 is a prime.

It is a super-2 number, since 2×7345305243² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7345305198 and 7345305207.

It is not an unprimeable number, because it can be changed into a prime (7345305263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24004113 + ... + 24004418.

It is an arithmetic number, because the mean of its divisors is an integer number (936166374).

Almost surely, 2^7345305243 is an apocalyptic number.

7345305243 is a deficient number, since it is larger than the sum of its proper divisors (3888691245).

7345305243 is a wasteful number, since it uses less digits than its factorization.

7345305243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48008554 (or 48008551 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 36.

The square root of 7345305243 is about 85704.7562449133. The cubic root of 7345305243 is about 1943.8822286462.

The spelling of 7345305243 in words is "seven billion, three hundred forty-five million, three hundred five thousand, two hundred forty-three".