634326023 has 2 divisors, whose sum is σ = 634326024. Its totient is φ = 634326022.

The previous prime is 634325921. The next prime is 634326071. The reversal of 634326023 is 320623436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 634326023 - 2¹² = 634321927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634326323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317163011 + 317163012.

It is an arithmetic number, because the mean of its divisors is an integer number (317163012).

Almost surely, 2^634326023 is an apocalyptic number.

634326023 is a deficient number, since it is larger than the sum of its proper divisors (1).

634326023 is an equidigital number, since it uses as much as digits as its factorization.

634326023 is an evil number, because the sum of its binary digits is even.

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

The square root of 634326023 is about 25185.8298056665. The cubic root of 634326023 is about 859.2196016764.

Adding to 634326023 its reverse (320623436), we get a palindrome (954949459).

The spelling of 634326023 in words is "six hundred thirty-four million, three hundred twenty-six thousand, twenty-three".