405263107 has 2 divisors, whose sum is σ = 405263108. Its totient is φ = 405263106.

The previous prime is 405263099. The next prime is 405263113. The reversal of 405263107 is 701362504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 405263107 - 2³ = 405263099 is a prime.

It is not a weakly prime, because it can be changed into another prime (405263707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202631553 + 202631554.

It is an arithmetic number, because the mean of its divisors is an integer number (202631554).

Almost surely, 2^405263107 is an apocalyptic number.

405263107 is a deficient number, since it is larger than the sum of its proper divisors (1).

405263107 is an equidigital number, since it uses as much as digits as its factorization.

405263107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 405263107 is about 20131.1476821368. The cubic root of 405263107 is about 740.0238043231.

The spelling of 405263107 in words is "four hundred five million, two hundred sixty-three thousand, one hundred seven".