4121431245 has 48 divisors (see below), whose sum is σ = 7382848512. Its totient is φ = 2124714240.

The previous prime is 4121431231. The next prime is 4121431247. The reversal of 4121431245 is 5421341214.

4121431245 is a `hidden beast` number, since 412 + 1 + 4 + 3 + 1 + 245 = 666.

4121431245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4121431245 - 2⁵ = 4121431213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121431247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2310624 + ... + 2312406.

It is an arithmetic number, because the mean of its divisors is an integer number (153809344).

Almost surely, 2^4121431245 is an apocalyptic number.

4121431245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4121431245 is a deficient number, since it is larger than the sum of its proper divisors (3261417267).

4121431245 is a wasteful number, since it uses less digits than its factorization.

4121431245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482 (or 3479 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4121431245 is about 64198.3741616562. The cubic root of 4121431245 is about 1603.3045303768.

Adding to 4121431245 its reverse (5421341214), we get a palindrome (9542772459).

The spelling of 4121431245 in words is "four billion, one hundred twenty-one million, four hundred thirty-one thousand, two hundred forty-five".