4254121154403 has 24 divisors (see below), whose sum is σ = 6150304274400. Its totient is φ = 2833560144384.

The previous prime is 4254121154369. The next prime is 4254121154407. The reversal of 4254121154403 is 3044511214524.

4254121154403 is a `hidden beast` number, since 4 + 2 + 541 + 21 + 1 + 54 + 40 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-4254121154403 is a prime.

It is a super-2 number, since 2×4254121154403² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4254121154407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114287251 + ... + 114324467.

It is an arithmetic number, because the mean of its divisors is an integer number (256262678100).

Almost surely, 2^{4254121154403} is an apocalyptic number.

4254121154403 is a deficient number, since it is larger than the sum of its proper divisors (1896183119997).

4254121154403 is a wasteful number, since it uses less digits than its factorization.

4254121154403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48171 (or 48168 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 4254121154403 its reverse (3044511214524), we get a palindrome (7298632368927).

The spelling of 4254121154403 in words is "four trillion, two hundred fifty-four billion, one hundred twenty-one million, one hundred fifty-four thousand, four hundred three".