423053441 has 2 divisors, whose sum is σ = 423053442. Its totient is φ = 423053440.

The previous prime is 423053419. The next prime is 423053461. The reversal of 423053441 is 144350324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396169216 + 26884225 = 19904^2 + 5185^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423053441 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 423053441.

It is not a weakly prime, because it can be changed into another prime (423053461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211526720 + 211526721.

It is an arithmetic number, because the mean of its divisors is an integer number (211526721).

Almost surely, 2^423053441 is an apocalyptic number.

It is an amenable number.

423053441 is a deficient number, since it is larger than the sum of its proper divisors (1).

423053441 is an equidigital number, since it uses as much as digits as its factorization.

423053441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 423053441 is about 20568.2629553397. The cubic root of 423053441 is about 750.6976861848.

The spelling of 423053441 in words is "four hundred twenty-three million, fifty-three thousand, four hundred forty-one".