4034121439 has 4 divisors (see below), whose sum is σ = 4246443640. Its totient is φ = 3821799240.

The previous prime is 4034121431. The next prime is 4034121499. The reversal of 4034121439 is 9341214304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4034121439 - 2³ = 4034121431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4034121439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034121431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106161072 + ... + 106161109.

It is an arithmetic number, because the mean of its divisors is an integer number (1061610910).

Almost surely, 2^4034121439 is an apocalyptic number.

4034121439 is a deficient number, since it is larger than the sum of its proper divisors (212322201).

4034121439 is a wasteful number, since it uses less digits than its factorization.

4034121439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212322200.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4034121439 is about 63514.7340307743. The cubic root of 4034121439 is about 1591.9019786317.

The spelling of 4034121439 in words is "four billion, thirty-four million, one hundred twenty-one thousand, four hundred thirty-nine".