4146979901 has 8 divisors (see below), whose sum is σ = 4166752824. Its totient is φ = 4127224320.

The previous prime is 4146979873. The next prime is 4146979937. The reversal of 4146979901 is 1099796414.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2081731876 + 2065248025 = 45626^2 + 45445^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4146979901 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 4146979901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4146979981) 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, 971111 + ... + 975371.

It is an arithmetic number, because the mean of its divisors is an integer number (520844103).

Almost surely, 2^4146979901 is an apocalyptic number.

It is an amenable number.

4146979901 is a deficient number, since it is larger than the sum of its proper divisors (19772923).

4146979901 is a wasteful number, since it uses less digits than its factorization.

4146979901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8671.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 4146979901 is about 64397.0488531889. The cubic root of 4146979901 is about 1606.6106573327.

The spelling of 4146979901 in words is "four billion, one hundred forty-six million, nine hundred seventy-nine thousand, nine hundred one".