2538514321 has 24 divisors (see below), whose sum is σ = 2983862336. Its totient is φ = 2115473760.

The previous prime is 2538514309. The next prime is 2538514351. The reversal of 2538514321 is 1234158352.

It is not a de Polignac number, because 2538514321 - 2¹³ = 2538506129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2538514351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2798350 + ... + 2799256.

Almost surely, 2^2538514321 is an apocalyptic number.

It is an amenable number.

2538514321 is a deficient number, since it is larger than the sum of its proper divisors (445348015).

2538514321 is an equidigital number, since it uses as much as digits as its factorization.

2538514321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189 (or 1142 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 2538514321 is about 50383.6711743001. The cubic root of 2538514321 is about 1364.1429176979.

The spelling of 2538514321 in words is "two billion, five hundred thirty-eight million, five hundred fourteen thousand, three hundred twenty-one".