2541401 has 2 divisors, whose sum is σ = 2541402.
Its totient is φ = 2541400.
The previous prime is 2541391. The next prime is 2541433. The reversal of 2541401 is 1041452.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1893376 + 648025 = 1376^2 + 805^2
It is a cyclic number.
It is not a de Polignac number, because 2541401 - 218 = 2279257 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2541401.
It is not a weakly prime, because it can be changed into another prime (2541001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270700 + 1270701.
It is an arithmetic number, because the mean of its divisors is an integer number (1270701).
22541401 is an apocalyptic number.
It is an amenable number.
2541401 is a deficient number, since it is larger than the sum of its proper divisors (1).
2541401 is an equidigital number, since it uses as much as digits as its factorization.
2541401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 2541401 is about 1594.1772172503.
The cubic root of 2541401 is about 136.4659801528.
Adding to 2541401 its reverse (1041452), we get a palindrome (3582853).
The spelling of 2541401 in words is "two million, five hundred forty-one thousand, four hundred one".