2481561803 has 8 divisors (see below), whose sum is σ = 2841646560. Its totient is φ = 2122871040.

The previous prime is 2481561763. The next prime is 2481561809. The reversal of 2481561803 is 3081651842.

2481561803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2481561803 - 2⁶ = 2481561739 is a prime.

It is a super-2 number, since 2×2481561803² = 12316297964217221618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2481561809) 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, 344678 + ... + 351803.

It is an arithmetic number, because the mean of its divisors is an integer number (355205820).

Almost surely, 2^2481561803 is an apocalyptic number.

2481561803 is a deficient number, since it is larger than the sum of its proper divisors (360084757).

2481561803 is an equidigital number, since it uses as much as digits as its factorization.

2481561803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696997.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 2481561803 is about 49815.2768034064. The cubic root of 2481561803 is about 1353.8639739581.

The spelling of 2481561803 in words is "two billion, four hundred eighty-one million, five hundred sixty-one thousand, eight hundred three".