3900201001 has 4 divisors (see below), whose sum is σ = 3904752852. Its totient is φ = 3895649152.

The previous prime is 3900200977. The next prime is 3900201029. The reversal of 3900201001 is 1001020093.

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 2345949225 + 1554251776 = 48435^2 + 39424^2 .

It is a cyclic number.

It is not a de Polignac number, because 3900201001 - 2¹³ = 3900192809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3900201031) 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, 2274640 + ... + 2276353.

It is an arithmetic number, because the mean of its divisors is an integer number (976188213).

Almost surely, 2^3900201001 is an apocalyptic number.

It is an amenable number.

3900201001 is a deficient number, since it is larger than the sum of its proper divisors (4551851).

3900201001 is an equidigital number, since it uses as much as digits as its factorization.

3900201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4551850.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 3900201001 is about 62451.5892592014. The cubic root of 3900201001 is about 1574.0879578608.

Adding to 3900201001 its reverse (1001020093), we get a palindrome (4901221094).

The spelling of 3900201001 in words is "three billion, nine hundred million, two hundred one thousand, one".