2340021043 has 8 divisors (see below), whose sum is σ = 2350918080. Its totient is φ = 2329137000.

The previous prime is 2340021041. The next prime is 2340021077. The reversal of 2340021043 is 3401200432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2340021043 - 2¹ = 2340021041 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 2340021043.

It is not an unprimeable number, because it can be changed into a prime (2340021041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617328 + ... + 621106.

It is an arithmetic number, because the mean of its divisors is an integer number (293864760).

Almost surely, 2^2340021043 is an apocalyptic number.

2340021043 is a deficient number, since it is larger than the sum of its proper divisors (10897037).

2340021043 is a wasteful number, since it uses less digits than its factorization.

2340021043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2340021043 is about 48373.7639945456. The cubic root of 2340021043 is about 1327.6183738780.

Adding to 2340021043 its reverse (3401200432), we get a palindrome (5741221475).

The spelling of 2340021043 in words is "two billion, three hundred forty million, twenty-one thousand, forty-three".