423133124413309 has 2 divisors, whose sum is σ = 423133124413310. Its totient is φ = 423133124413308.

The previous prime is 423133124413301. The next prime is 423133124413477. The reversal of 423133124413309 is 903314421331324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338425582944409 + 84707541468900 = 18396347^2 + 9203670^2 .

It is a cyclic number.

It is not a de Polignac number, because 423133124413309 - 2³ = 423133124413301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423133124413301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211566562206654 + 211566562206655.

It is an arithmetic number, because the mean of its divisors is an integer number (211566562206655).

Almost surely, 2^{423133124413309} is an apocalyptic number.

It is an amenable number.

423133124413309 is a deficient number, since it is larger than the sum of its proper divisors (1).

423133124413309 is an equidigital number, since it uses as much as digits as its factorization.

423133124413309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 423133124413309 in words is "four hundred twenty-three trillion, one hundred thirty-three billion, one hundred twenty-four million, four hundred thirteen thousand, three hundred nine".