2403243243 has 8 divisors (see below), whose sum is σ = 3560360400. Its totient is φ = 1602162144.

The previous prime is 2403243223. The next prime is 2403243259. The reversal of 2403243243 is 3423423042.

It is not a de Polignac number, because 2403243243 - 2⁶ = 2403243179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 89009009 = 2403243243 / (2 + 4 + 0 + 3 + 2 + 4 + 3 + 2 + 4 + 3).

2403243243 is a modest number, since divided by 243243 gives 2403 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2403243223) 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 7 ways as a sum of consecutive naturals, for example, 44504478 + ... + 44504531.

It is an arithmetic number, because the mean of its divisors is an integer number (445045050).

Almost surely, 2^2403243243 is an apocalyptic number.

2403243243 is a deficient number, since it is larger than the sum of its proper divisors (1157117157).

2403243243 is an equidigital number, since it uses as much as digits as its factorization.

2403243243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89009018 (or 89009012 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 2403243243 is about 49022.8848906304. The cubic root of 2403243243 is about 1339.4687214073.

Adding to 2403243243 its reverse (3423423042), we get a palindrome (5826666285).

The spelling of 2403243243 in words is "two billion, four hundred three million, two hundred forty-three thousand, two hundred forty-three".