5603042121 has 48 divisors (see below), whose sum is σ = 8567510400. Its totient is φ = 3246487552.

The previous prime is 5603042119. The next prime is 5603042131. The reversal of 5603042121 is 1212403065.

It is not a de Polignac number, because 5603042121 - 2¹ = 5603042119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5603042091 and 5603042100.

It is not an unprimeable number, because it can be changed into a prime (5603042111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 573445 + ... + 583133.

It is an arithmetic number, because the mean of its divisors is an integer number (178489800).

Almost surely, 2^5603042121 is an apocalyptic number.

5603042121 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5603042121 is a deficient number, since it is larger than the sum of its proper divisors (2964468279).

5603042121 is a wasteful number, since it uses less digits than its factorization.

5603042121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9778 (or 9761 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 5603042121 is about 74853.4710016844. The cubic root of 5603042121 is about 1776.1295061571.

Adding to 5603042121 its reverse (1212403065), we get a palindrome (6815445186).

The spelling of 5603042121 in words is "five billion, six hundred three million, forty-two thousand, one hundred twenty-one".