2530161003 has 4 divisors (see below), whose sum is σ = 3373548008. Its totient is φ = 1686774000.

The previous prime is 2530160993. The next prime is 2530161013. The reversal of 2530161003 is 3001610352.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2530160993) and next prime (2530161013).

It is not a de Polignac number, because 2530161003 - 2⁴ = 2530160987 is a prime.

It is a super-2 number, since 2×2530161003² = 12803429402203932018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2530161013) 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, 421693498 + ... + 421693503.

It is an arithmetic number, because the mean of its divisors is an integer number (843387002).

Almost surely, 2^2530161003 is an apocalyptic number.

2530161003 is a deficient number, since it is larger than the sum of its proper divisors (843387005).

2530161003 is an equidigital number, since it uses as much as digits as its factorization.

2530161003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843387004.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2530161003 is about 50300.7057902769. The cubic root of 2530161003 is about 1362.6449757133.

Adding to 2530161003 its reverse (3001610352), we get a palindrome (5531771355).

The spelling of 2530161003 in words is "two billion, five hundred thirty million, one hundred sixty-one thousand, three".