133450523 has 2 divisors, whose sum is σ = 133450524. Its totient is φ = 133450522.

The previous prime is 133450519. The next prime is 133450529. The reversal of 133450523 is 325054331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133450523 - 2² = 133450519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133450492 and 133450501.

It is not a weakly prime, because it can be changed into another prime (133450529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66725261 + 66725262.

It is an arithmetic number, because the mean of its divisors is an integer number (66725262).

Almost surely, 2^133450523 is an apocalyptic number.

133450523 is a deficient number, since it is larger than the sum of its proper divisors (1).

133450523 is an equidigital number, since it uses as much as digits as its factorization.

133450523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 133450523 is about 11552.0787306874. The cubic root of 133450523 is about 511.0225836785.

The spelling of 133450523 in words is "one hundred thirty-three million, four hundred fifty thousand, five hundred twenty-three".