2530423317 has 4 divisors (see below), whose sum is σ = 3373897760. Its totient is φ = 1686948876.

The previous prime is 2530423283. The next prime is 2530423321. The reversal of 2530423317 is 7133240352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2530423317 - 2¹⁵ = 2530390549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530423417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421737217 + ... + 421737222.

It is an arithmetic number, because the mean of its divisors is an integer number (843474440).

Almost surely, 2^2530423317 is an apocalyptic number.

It is an amenable number.

2530423317 is a deficient number, since it is larger than the sum of its proper divisors (843474443).

2530423317 is an equidigital number, since it uses as much as digits as its factorization.

2530423317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843474442.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 2530423317 is about 50303.3131811415. The cubic root of 2530423317 is about 1362.6920647460.

Adding to 2530423317 its reverse (7133240352), we get a palindrome (9663663669).

The spelling of 2530423317 in words is "two billion, five hundred thirty million, four hundred twenty-three thousand, three hundred seventeen".