2254512521403 has 12 divisors (see below), whose sum is σ = 3256571709768. Its totient is φ = 1502983598400.

The previous prime is 2254512521381. The next prime is 2254512521419. The reversal of 2254512521403 is 3041252154522.

2254512521403 is a `hidden beast` number, since 2 + 2 + 54 + 512 + 52 + 1 + 40 + 3 = 666.

It is not a de Polignac number, because 2254512521403 - 2⁸ = 2254512521147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2254512525403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1476750 + ... + 2586467.

It is an arithmetic number, because the mean of its divisors is an integer number (271380975814).

Almost surely, 2^{2254512521403} is an apocalyptic number.

2254512521403 is a deficient number, since it is larger than the sum of its proper divisors (1002059188365).

2254512521403 is a wasteful number, since it uses less digits than its factorization.

2254512521403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124874 (or 4124871 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 2254512521403 its reverse (3041252154522), we get a palindrome (5295764675925).

The spelling of 2254512521403 in words is "two trillion, two hundred fifty-four billion, five hundred twelve million, five hundred twenty-one thousand, four hundred three".