2538463243 has 8 divisors (see below), whose sum is σ = 2544756480. Its totient is φ = 2532179520.

The previous prime is 2538463229. The next prime is 2538463253. The reversal of 2538463243 is 3423648352.

It is a happy number.

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 2538463243 - 2²⁵ = 2504908811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2538463196 and 2538463205.

It is not an unprimeable number, because it can be changed into a prime (2538463223) 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, 880278 + ... + 883156.

It is an arithmetic number, because the mean of its divisors is an integer number (318094560).

Almost surely, 2^2538463243 is an apocalyptic number.

2538463243 is a deficient number, since it is larger than the sum of its proper divisors (6293237).

2538463243 is an equidigital number, since it uses as much as digits as its factorization.

2538463243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757.

The product of its digits is 414720, while the sum is 40.

The square root of 2538463243 is about 50383.1642813351. The cubic root of 2538463243 is about 1364.1337682309.

The spelling of 2538463243 in words is "two billion, five hundred thirty-eight million, four hundred sixty-three thousand, two hundred forty-three".