5401001 has 8 divisors (see below), whose sum is σ = 5640264. Its totient is φ = 5166720.

The previous prime is 5400979. The next prime is 5401003. The reversal of 5401001 is 1001045.

It can be written as a sum of positive squares in 4 ways, for example, as 25 + 5400976 = 5^2 + 2324^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5401001 - 2¹⁸ = 5138857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5401003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061 + ... + 3453.

It is an arithmetic number, because the mean of its divisors is an integer number (705033).

Almost surely, 2^5401001 is an apocalyptic number.

It is an amenable number.

5401001 is a deficient number, since it is larger than the sum of its proper divisors (239263).

5401001 is a wasteful number, since it uses less digits than its factorization.

5401001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 5401001 is about 2324.0053786513. The cubic root of 5401001 is about 175.4519041480.

Adding to 5401001 its reverse (1001045), we get a palindrome (6402046).

The spelling of 5401001 in words is "five million, four hundred one thousand, one".