405032142311 has 2 divisors, whose sum is σ = 405032142312. Its totient is φ = 405032142310.

The previous prime is 405032142293. The next prime is 405032142341. The reversal of 405032142311 is 113241230504.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 405032142311 - 2¹⁸ = 405031880167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405032142341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202516071155 + 202516071156.

It is an arithmetic number, because the mean of its divisors is an integer number (202516071156).

Almost surely, 2^405032142311 is an apocalyptic number.

405032142311 is a deficient number, since it is larger than the sum of its proper divisors (1).

405032142311 is an equidigital number, since it uses as much as digits as its factorization.

405032142311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 405032142311 its reverse (113241230504), we get a palindrome (518273372815).

The spelling of 405032142311 in words is "four hundred five billion, thirty-two million, one hundred forty-two thousand, three hundred eleven".