2301402243 has 16 divisors (see below), whose sum is σ = 3510671360. Its totient is φ = 1313672256.

The previous prime is 2301402239. The next prime is 2301402253. The reversal of 2301402243 is 3422041032.

It is not a de Polignac number, because 2301402243 - 2² = 2301402239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2301402223) 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 15 ways as a sum of consecutive naturals, for example, 38803 + ... + 78156.

It is an arithmetic number, because the mean of its divisors is an integer number (219416960).

Almost surely, 2^2301402243 is an apocalyptic number.

2301402243 is a deficient number, since it is larger than the sum of its proper divisors (1209269117).

2301402243 is a wasteful number, since it uses less digits than its factorization.

2301402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117906.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2301402243 is about 47972.9323994271. The cubic root of 2301402243 is about 1320.2743237250.

Adding to 2301402243 its reverse (3422041032), we get a palindrome (5723443275).

The spelling of 2301402243 in words is "two billion, three hundred one million, four hundred two thousand, two hundred forty-three".