2503145253 has 48 divisors (see below), whose sum is σ = 4143088320. Its totient is φ = 1336414464.

The previous prime is 2503145219. The next prime is 2503145261. The reversal of 2503145253 is 3525413052.

It is not a de Polignac number, because 2503145253 - 2⁹ = 2503144741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2503145253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503145213) 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 47 ways as a sum of consecutive naturals, for example, 197751 + ... + 210027.

It is an arithmetic number, because the mean of its divisors is an integer number (86314340).

Almost surely, 2^2503145253 is an apocalyptic number.

It is an amenable number.

2503145253 is a deficient number, since it is larger than the sum of its proper divisors (1639943067).

2503145253 is a wasteful number, since it uses less digits than its factorization.

2503145253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12386 (or 12379 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2503145253 is about 50031.4426436016. The cubic root of 2503145253 is about 1357.7777384503. Note that the first 4 decimals are identical.

The spelling of 2503145253 in words is "two billion, five hundred three million, one hundred forty-five thousand, two hundred fifty-three".