2003124261 has 8 divisors (see below), whose sum is σ = 2671099200. Its totient is φ = 1335282752.

The previous prime is 2003124203. The next prime is 2003124271. The reversal of 2003124261 is 1624213002.

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 2003124261 - 2⁶ = 2003124197 is a prime.

It is a super-2 number, since 2×2003124261² = 8025013610013592242, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003124271) 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, 9565 + ... + 64013.

It is an arithmetic number, because the mean of its divisors is an integer number (333887400).

Almost surely, 2^2003124261 is an apocalyptic number.

It is an amenable number.

2003124261 is a deficient number, since it is larger than the sum of its proper divisors (667974939).

2003124261 is a wasteful number, since it uses less digits than its factorization.

2003124261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66715.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2003124261 is about 44756.2762190958. The cubic root of 2003124261 is about 1260.5767622771.

Adding to 2003124261 its reverse (1624213002), we get a palindrome (3627337263).

The spelling of 2003124261 in words is "two billion, three million, one hundred twenty-four thousand, two hundred sixty-one".