403042403401 has 4 divisors (see below), whose sum is σ = 439682621904. Its totient is φ = 366402184900.

The previous prime is 403042403359. The next prime is 403042403431. The reversal of 403042403401 is 104304240304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 403042403401 - 2²³ = 403034014793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403042403431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18320109235 + ... + 18320109256.

It is an arithmetic number, because the mean of its divisors is an integer number (109920655476).

Almost surely, 2^403042403401 is an apocalyptic number.

It is an amenable number.

403042403401 is a deficient number, since it is larger than the sum of its proper divisors (36640218503).

403042403401 is a wasteful number, since it uses less digits than its factorization.

403042403401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36640218502.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403042403401 its reverse (104304240304), we get a palindrome (507346643705).

The spelling of 403042403401 in words is "four hundred three billion, forty-two million, four hundred three thousand, four hundred one".