402104241401 has 4 divisors (see below), whose sum is σ = 402217290852. Its totient is φ = 401991191952.

The previous prime is 402104241389. The next prime is 402104241419. The reversal of 402104241401 is 104142401204.

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 131417125225 + 270687116176 = 362515^2 + 520276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402104241401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402104244401) 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, 56519390 + ... + 56526503.

It is an arithmetic number, because the mean of its divisors is an integer number (100554322713).

Almost surely, 2^402104241401 is an apocalyptic number.

It is an amenable number.

402104241401 is a deficient number, since it is larger than the sum of its proper divisors (113049451).

402104241401 is a wasteful number, since it uses less digits than its factorization.

402104241401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113049450.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 402104241401 its reverse (104142401204), we get a palindrome (506246642605).

The spelling of 402104241401 in words is "four hundred two billion, one hundred four million, two hundred forty-one thousand, four hundred one".