4021132601 has 4 divisors (see below), whose sum is σ = 4027108212. Its totient is φ = 4015156992.

The previous prime is 4021132579. The next prime is 4021132649. The reversal of 4021132601 is 1062311204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 839608576 + 3181524025 = 28976^2 + 56405^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021132601 - 2⁶ = 4021132537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021132651) 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, 2986796 + ... + 2988141.

It is an arithmetic number, because the mean of its divisors is an integer number (1006777053).

Almost surely, 2^4021132601 is an apocalyptic number.

It is an amenable number.

4021132601 is a deficient number, since it is larger than the sum of its proper divisors (5975611).

4021132601 is an equidigital number, since it uses as much as digits as its factorization.

4021132601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5975610.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4021132601 is about 63412.4010032738. The cubic root of 4021132601 is about 1590.1916361190.

Adding to 4021132601 its reverse (1062311204), we get a palindrome (5083443805).

The spelling of 4021132601 in words is "four billion, twenty-one million, one hundred thirty-two thousand, six hundred one".