2148260503 has 4 divisors (see below), whose sum is σ = 2154751048. Its totient is φ = 2141769960.

The previous prime is 2148260497. The next prime is 2148260549. The reversal of 2148260503 is 3050628412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2148260503 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 (2148260003) 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, 3244776 + ... + 3245437.

It is an arithmetic number, because the mean of its divisors is an integer number (538687762).

Almost surely, 2^2148260503 is an apocalyptic number.

2148260503 is a deficient number, since it is larger than the sum of its proper divisors (6490545).

2148260503 is an equidigital number, since it uses as much as digits as its factorization.

2148260503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6490544.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2148260503 is about 46349.3312033734. The cubic root of 2148260503 is about 1290.3147085869.

Adding to 2148260503 its reverse (3050628412), we get a palindrome (5198888915).

The spelling of 2148260503 in words is "two billion, one hundred forty-eight million, two hundred sixty thousand, five hundred three".