2343969457 has 4 divisors (see below), whose sum is σ = 2424796020. Its totient is φ = 2263142896.

The previous prime is 2343969449. The next prime is 2343969461. The reversal of 2343969457 is 7549693432.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1698758656 + 645210801 = 41216^2 + 25401^2 .

It is a cyclic number.

It is not a de Polignac number, because 2343969457 - 2³ = 2343969449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2343964457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40413238 + ... + 40413295.

It is an arithmetic number, because the mean of its divisors is an integer number (606199005).

Almost surely, 2^2343969457 is an apocalyptic number.

It is an amenable number.

2343969457 is a deficient number, since it is larger than the sum of its proper divisors (80826563).

2343969457 is an equidigital number, since it uses as much as digits as its factorization.

2343969457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80826562.

The product of its digits is 4898880, while the sum is 52.

The square root of 2343969457 is about 48414.5583166882. The cubic root of 2343969457 is about 1328.3646693597.

The spelling of 2343969457 in words is "two billion, three hundred forty-three million, nine hundred sixty-nine thousand, four hundred fifty-seven".