133634323 has 2 divisors, whose sum is σ = 133634324. Its totient is φ = 133634322.

The previous prime is 133634309. The next prime is 133634339. The reversal of 133634323 is 323436331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133634323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133634291 and 133634300.

It is not a weakly prime, because it can be changed into another prime (133634723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66817161 + 66817162.

It is an arithmetic number, because the mean of its divisors is an integer number (66817162).

Almost surely, 2^133634323 is an apocalyptic number.

133634323 is a deficient number, since it is larger than the sum of its proper divisors (1).

133634323 is an equidigital number, since it uses as much as digits as its factorization.

133634323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 28.

The square root of 133634323 is about 11560.0312715840. The cubic root of 133634323 is about 511.2570847272.

The spelling of 133634323 in words is "one hundred thirty-three million, six hundred thirty-four thousand, three hundred twenty-three".