4121390727 has 20 divisors (see below), whose sum is σ = 6200954760. Its totient is φ = 2727819504.

The previous prime is 4121390683. The next prime is 4121390731. The reversal of 4121390727 is 7270931214.

It is not a de Polignac number, because 4121390727 - 2¹² = 4121386631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4121390691 and 4121390700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121390027) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 171768 + ... + 194285.

It is an arithmetic number, because the mean of its divisors is an integer number (310047738).

Almost surely, 2^4121390727 is an apocalyptic number.

4121390727 is a deficient number, since it is larger than the sum of its proper divisors (2079564033).

4121390727 is a wasteful number, since it uses less digits than its factorization.

4121390727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366204 (or 366195 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 4121390727 is about 64198.0585921412. The cubic root of 4121390727 is about 1603.2992763035.

The spelling of 4121390727 in words is "four billion, one hundred twenty-one million, three hundred ninety thousand, seven hundred twenty-seven".