423613343 has 2 divisors, whose sum is σ = 423613344. Its totient is φ = 423613342.

The previous prime is 423613313. The next prime is 423613373. The reversal of 423613343 is 343316324.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (423613313) and next prime (423613373).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423613343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423613313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211806671 + 211806672.

It is an arithmetic number, because the mean of its divisors is an integer number (211806672).

Almost surely, 2^423613343 is an apocalyptic number.

423613343 is a deficient number, since it is larger than the sum of its proper divisors (1).

423613343 is an equidigital number, since it uses as much as digits as its factorization.

423613343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 29.

The square root of 423613343 is about 20581.8692785665. The cubic root of 423613343 is about 751.0287175271.

Adding to 423613343 its reverse (343316324), we get a palindrome (766929667).

The spelling of 423613343 in words is "four hundred twenty-three million, six hundred thirteen thousand, three hundred forty-three".