4134374021 has 8 divisors (see below), whose sum is σ = 4213357560. Its totient is φ = 4055426752.

The previous prime is 4134373987. The next prime is 4134374147. The reversal of 4134374021 is 1204734314.

It can be written as a sum of positive squares in 4 ways, for example, as 460317025 + 3674056996 = 21455^2 + 60614^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4134374021 - 2¹⁰ = 4134372997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4134374921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371291 + ... + 382263.

It is an arithmetic number, because the mean of its divisors is an integer number (526669695).

Almost surely, 2^4134374021 is an apocalyptic number.

It is an amenable number.

4134374021 is a deficient number, since it is larger than the sum of its proper divisors (78983539).

4134374021 is a wasteful number, since it uses less digits than its factorization.

4134374021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18135.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 4134374021 is about 64299.0981351994. The cubic root of 4134374021 is about 1604.9810941637.

The spelling of 4134374021 in words is "four billion, one hundred thirty-four million, three hundred seventy-four thousand, twenty-one".