2540235503 has 8 divisors (see below), whose sum is σ = 2739243696. Its totient is φ = 2341742400.

The previous prime is 2540235499. The next prime is 2540235553. The reversal of 2540235503 is 3055320452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2540235503 - 2² = 2540235499 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 (2540235553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118493 + ... + 138278.

It is an arithmetic number, because the mean of its divisors is an integer number (342405462).

Almost surely, 2^2540235503 is an apocalyptic number.

2540235503 is a deficient number, since it is larger than the sum of its proper divisors (199008193).

2540235503 is a wasteful number, since it uses less digits than its factorization.

2540235503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257545.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 2540235503 is about 50400.7490321324. The cubic root of 2540235503 is about 1364.4511567547.

Adding to 2540235503 its reverse (3055320452), we get a palindrome (5595555955).

The spelling of 2540235503 in words is "two billion, five hundred forty million, two hundred thirty-five thousand, five hundred three".