2530126253 has 4 divisors (see below), whose sum is σ = 2546882208. Its totient is φ = 2513370300.

The previous prime is 2530126229. The next prime is 2530126289. The reversal of 2530126253 is 3526210352.

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 a cyclic number.

It is not a de Polignac number, because 2530126253 - 2¹⁸ = 2529864109 is a prime.

It is a super-2 number, since 2×2530126253² = 12803077712239640018, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530126223) 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, 8377751 + ... + 8378052.

It is an arithmetic number, because the mean of its divisors is an integer number (636720552).

Almost surely, 2^2530126253 is an apocalyptic number.

It is an amenable number.

2530126253 is a deficient number, since it is larger than the sum of its proper divisors (16755955).

2530126253 is a wasteful number, since it uses less digits than its factorization.

2530126253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16755954.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2530126253 is about 50300.3603665023. The cubic root of 2530126253 is about 1362.6387373581.

The spelling of 2530126253 in words is "two billion, five hundred thirty million, one hundred twenty-six thousand, two hundred fifty-three".