2403434121 has 16 divisors (see below), whose sum is σ = 3503106048. Its totient is φ = 1453626000.

The previous prime is 2403434093. The next prime is 2403434141. The reversal of 2403434121 is 1214343042.

2403434121 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2403434121 - 2¹³ = 2403425929 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2403434091 and 2403434100.

It is not an unprimeable number, because it can be changed into a prime (2403434141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58705 + ... + 90846.

It is an arithmetic number, because the mean of its divisors is an integer number (218944128).

Almost surely, 2^2403434121 is an apocalyptic number.

It is an amenable number.

2403434121 is a deficient number, since it is larger than the sum of its proper divisors (1099671927).

2403434121 is a wasteful number, since it uses less digits than its factorization.

2403434121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150052.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2403434121 is about 49024.8316774265. The cubic root of 2403434121 is about 1339.5041829782.

Adding to 2403434121 its reverse (1214343042), we get a palindrome (3617777163).

The spelling of 2403434121 in words is "two billion, four hundred three million, four hundred thirty-four thousand, one hundred twenty-one".