2345172243 has 16 divisors (see below), whose sum is σ = 3207192576. Its totient is φ = 1523396160.

The previous prime is 2345172241. The next prime is 2345172359. The reversal of 2345172243 is 3422715432.

2345172243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2345172243 - 2¹ = 2345172241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2345172241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89646 + ... + 112812.

It is an arithmetic number, because the mean of its divisors is an integer number (200449536).

Almost surely, 2^2345172243 is an apocalyptic number.

2345172243 is a deficient number, since it is larger than the sum of its proper divisors (862020333).

2345172243 is a wasteful number, since it uses less digits than its factorization.

2345172243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24034.

The product of its digits is 40320, while the sum is 33.

The square root of 2345172243 is about 48426.9784624232. The cubic root of 2345172243 is about 1328.5918431414.

Adding to 2345172243 its reverse (3422715432), we get a palindrome (5767887675).

The spelling of 2345172243 in words is "two billion, three hundred forty-five million, one hundred seventy-two thousand, two hundred forty-three".