4121540386 has 16 divisors (see below), whose sum is σ = 6205661280. Its totient is φ = 2052997920.

The previous prime is 4121540369. The next prime is 4121540387. The reversal of 4121540386 is 6830451214.

It is not an unprimeable number, because it can be changed into a prime (4121540387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114801 + ... + 1118491.

It is an arithmetic number, because the mean of its divisors is an integer number (387853830).

Almost surely, 2^4121540386 is an apocalyptic number.

4121540386 is a deficient number, since it is larger than the sum of its proper divisors (2084120894).

4121540386 is a wasteful number, since it uses less digits than its factorization.

4121540386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5649.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4121540386 is about 64199.2241853435. The cubic root of 4121540386 is about 1603.3186827998.

The spelling of 4121540386 in words is "four billion, one hundred twenty-one million, five hundred forty thousand, three hundred eighty-six".