405132079523 has 2 divisors, whose sum is σ = 405132079524. Its totient is φ = 405132079522.

The previous prime is 405132079511. The next prime is 405132079621. The reversal of 405132079523 is 325970231504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 405132079523 - 2²⁰ = 405131030947 is a prime.

It is not a weakly prime, because it can be changed into another prime (405132079123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202566039761 + 202566039762.

It is an arithmetic number, because the mean of its divisors is an integer number (202566039762).

Almost surely, 2^405132079523 is an apocalyptic number.

405132079523 is a deficient number, since it is larger than the sum of its proper divisors (1).

405132079523 is an equidigital number, since it uses as much as digits as its factorization.

405132079523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 405132079523 in words is "four hundred five billion, one hundred thirty-two million, seventy-nine thousand, five hundred twenty-three".