3901005401 has 2 divisors, whose sum is σ = 3901005402. Its totient is φ = 3901005400.

The previous prime is 3901005397. The next prime is 3901005403. The reversal of 3901005401 is 1045001093.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3878300176 + 22705225 = 62276^2 + 4765^2 .

It is a cyclic number.

It is not a de Polignac number, because 3901005401 - 2² = 3901005397 is a prime.

Together with 3901005403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3901005403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1950502700 + 1950502701.

It is an arithmetic number, because the mean of its divisors is an integer number (1950502701).

Almost surely, 2^3901005401 is an apocalyptic number.

It is an amenable number.

3901005401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3901005401 is an equidigital number, since it uses as much as digits as its factorization.

3901005401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 3901005401 is about 62458.0291155589. The cubic root of 3901005401 is about 1574.1961667551.

Adding to 3901005401 its reverse (1045001093), we get a palindrome (4946006494).

The spelling of 3901005401 in words is "three billion, nine hundred one million, five thousand, four hundred one".