2506063121 has 8 divisors (see below), whose sum is σ = 2640748320. Its totient is φ = 2371656672.

The previous prime is 2506063117. The next prime is 2506063123. The reversal of 2506063121 is 1213606052.

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 2506063121 - 2² = 2506063117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2506063123) 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, 51095 + ... + 87308.

It is an arithmetic number, because the mean of its divisors is an integer number (330093540).

Almost surely, 2^2506063121 is an apocalyptic number.

It is an amenable number.

2506063121 is a deficient number, since it is larger than the sum of its proper divisors (134685199).

2506063121 is a wasteful number, since it uses less digits than its factorization.

2506063121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139375.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2506063121 is about 50060.5944930741. The cubic root of 2506063121 is about 1358.3051120019.

Adding to 2506063121 its reverse (1213606052), we get a palindrome (3719669173).

The spelling of 2506063121 in words is "two billion, five hundred six million, sixty-three thousand, one hundred twenty-one".