403240212341 has 4 divisors (see below), whose sum is σ = 403244866284. Its totient is φ = 403235558400.

The previous prime is 403240212317. The next prime is 403240212421. The reversal of 403240212341 is 143212042304.

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 392789239441 + 10450972900 = 626729^2 + 102230^2 .

It is a cyclic number.

It is not a de Polignac number, because 403240212341 - 2²⁶ = 403173103477 is a prime.

It is a super-3 number, since 3×403240212341³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403240212341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403240212241) 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, 2194490 + ... + 2371131.

It is an arithmetic number, because the mean of its divisors is an integer number (100811216571).

Almost surely, 2^403240212341 is an apocalyptic number.

It is an amenable number.

403240212341 is a deficient number, since it is larger than the sum of its proper divisors (4653943).

403240212341 is an equidigital number, since it uses as much as digits as its factorization.

403240212341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653942.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 403240212341 its reverse (143212042304), we get a palindrome (546452254645).

The spelling of 403240212341 in words is "four hundred three billion, two hundred forty million, two hundred twelve thousand, three hundred forty-one".