405354101311 has 4 divisors (see below), whose sum is σ = 405377285872. Its totient is φ = 405330916752.

The previous prime is 405354101293. The next prime is 405354101377. The reversal of 405354101311 is 113101453504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 405354101311 - 2²⁷ = 405219883583 is a prime.

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 405354101311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405354102311) 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, 11566035 + ... + 11601028.

It is an arithmetic number, because the mean of its divisors is an integer number (101344321468).

Almost surely, 2^405354101311 is an apocalyptic number.

405354101311 is a deficient number, since it is larger than the sum of its proper divisors (23184561).

405354101311 is a wasteful number, since it uses less digits than its factorization.

405354101311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23184560.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 405354101311 its reverse (113101453504), we get a palindrome (518455554815).

The spelling of 405354101311 in words is "four hundred five billion, three hundred fifty-four million, one hundred one thousand, three hundred eleven".