403242113401 has 4 divisors (see below), whose sum is σ = 403899931492. Its totient is φ = 402584295312.

The previous prime is 403242113399. The next prime is 403242113411. The reversal of 403242113401 is 104311242304.

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 2870816400 + 400371297001 = 53580^2 + 632749^2 .

It is a cyclic number.

It is not a de Polignac number, because 403242113401 - 2¹ = 403242113399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403242113411) 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, 328908126 + ... + 328909351.

It is an arithmetic number, because the mean of its divisors is an integer number (100974982873).

Almost surely, 2^403242113401 is an apocalyptic number.

It is an amenable number.

403242113401 is a deficient number, since it is larger than the sum of its proper divisors (657818091).

403242113401 is an equidigital number, since it uses as much as digits as its factorization.

403242113401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657818090.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 403242113401 its reverse (104311242304), we get a palindrome (507553355705).

The spelling of 403242113401 in words is "four hundred three billion, two hundred forty-two million, one hundred thirteen thousand, four hundred one".